Ms Liu has $40 to buy water and popcorn at the movie theater. Popcorn costs $8 per bag and water costs 3$ per bottle. write an algebraic expression that will be used to find the amount of money left when Ms. Liu 3 bags of popcorn and 4 bottles of water.

Answers

Answer 1

Answer:

S = 1 bag of popcorn

Y = 1 water

Step-by-step explanation:

S x 3 + Y x 4 = R

40 - R = (The Answer)


Related Questions

Top Brass Trophy Company, makes large championship trophies for youth athletic teams. At the moment they are planning production for fall sports: football and soccer. Each football trophy has a wood base, an engraved plaque, a large brass football on top, and returns $12 in profit. Soccer trophies are similar except that a brass soccer ball is on top, and the unit profit is only $9. Since the football has an asymmetric shape, its base requires 4 board feet of wood; the soccer base requires only 2 board feet. At the moment there are 1000 brass footballs in stock, 1500 soccer balls, 1750 plaques, and 4800 board feet of wood.

Required:
a. Define your decision variables and variable restrictions.
b. Build and present your linear programming model.
c. If you can, solve your linear programming model by graphical method. Otherwise, state your reason. Note that you can derive an optimal solution exactly by solving related equations.
d. If the number of available plaques is 200, modify your model and solve it again.

Answers

Answer:

a) maximize 12F + 9S

where:

F = football trophies

S = soccer trophies

b) constraints:

wood ⇒ 4F + 2S ≤ 4800

plaques ⇒ F + S ≤ 1750

brass footballs ⇒ F ≤ 1000

brass soccer balls ⇒ S ≤ 1500

c) using solver, the optimal solution is 650F + 1100S = $17,700

d) plaques ⇒ F + S ≤ 200, then

optimal solution is 200F = $2,400

30x + 40y =


what is the answer please help me

Answers

Answer:

10(3x + 4y)

Step-by-step explanation:

to multiply a decimal number by a 1,000 , move the decimal point four places to the right

Answers

Answer:

that is the answer

Step-by-step explanation:

Answer:

Step-by-step explanation:

whoop

Joshua withdrew $32.50 each week for six weeks for pitching lessons. By how much did these lessons change his savings account balance?

Answers

32.50 each week times 6 and withdraw that amount from your account would be the answer

Answer:

$195.00

Step-by-step explanation:

32.50 times 6 = 195.00

take 32.50 times 6 cause he took out money for 6 weeks of lessons then you do 32.50 times 6 and you should get 195

AsKevin Selma madelyn Louis

Answers

very cool yes yes yes

What is the simplest form of
N3240215
bº?
b20)
(Assume that a 20
and
18ab3
* 1864
O 162ab3
162ab4
RETRY
done

Answers

Answer:

A

and the answer to part b is

C

Step-by-step explanation:

Answer:

the other man is right

Step-by-step explanation:

a then c so have nice day love yall

Which measure is equivalent to 18,000 s?

1 min = 60 s

1 h = 60 min




0.5 h

3 h

5 h

30 h

Answers

Answer:

30 h

Step-by-step explanation:

went to the same question and got the answer plus i took th test

Jumping makes a frog so tired, each successive jump is 2/3 the distance of the previous hump. If a frog jumps 24 cm on its first jump, how far will the frog travel after four jumps?

Answers

7 cm, after 4 jumps the frog 7.111... cm.

solve the following equation for a: -g + 3/4a = y

Answers

9514 1404 393

Answer:

  a = (4/3)(y+g)

Step-by-step explanation:

Isolate 'a' term, then multiply by the reciprocal of its coefficient.

  [tex]-g+\dfrac{3}{4}a=y\qquad\text{given}\\\\\dfrac{3}{4}a=y+g\qquad\text{add $g$}\\\\\boxed{a=\dfrac{4(y+g)}{3}}\qquad\text{multiply by $4/3$}[/tex]

What kind of number is 438.2 rational or irrational ?

Answers

ratinal

Step-by-step explanation:

Answer:

Rational

Step-by-step explanation:

A rational number is any number that can be turned into a fraction. Any decimal number can be turned into a fraction, therefore, this is a rational number.

Thompson down the street from his home to Cameron's house. Along the way, he stopped at a bake to pick up cupcakes. if he began at (10,-9), ended at (12,-7),and stopped at the bakery at (11,-8), what are the ratios to represent his trip? Select all that apply.

1/1
2/1
1/4
1/2​

Answers

Trip for 7)7 9/4 7 is 7

The population of China is approximately 1.381x10^9, and the population of the US is approximately 3.23x10^8. About how many people live in both countries combined? Answer in scientific notation

Answers

Answer:

1.704 x 10⁹ people

Step-by-step explanation:

    Population of China = 1.381 x 10⁹

    Population of US = 3.23 x 10⁸

Problem:

Number of people in both countries combined = ?

Solution

   To solve this problem, simply add them together;

Let us make the exponents the same for easy addition;

      Population of China = 1.381 x 10⁹ = 13.81 x 10⁸

      Poplation of US =  3.23 x 10⁸

Adding both:

                   (13.81 x 10⁸)  + (3.23 x 10⁸)

             ⇒ (13.81 + 3.23) x 10⁸

             ⇒ 17.04 x 10⁸

             ⇒ 1.704 x 10⁹

   

A company purchased mineral assets holding approximately 225,000 tons of ore for 855,000. The estimated residual value of the assets is zero. During the first year, 47,500 tons are extracted and sold. What is the amount of depletion for the first year?

Answers

Answer:

000.99

Step-by-step explanation:

What is wrong with the picture? Show work.

Answers

Answer:

The mistake is in the angles

Either both should be 69° or 70°

Hope this helps you Stay happy and safe Do mark as brainliest ✌️

A customer will get gallons for 3.50

Answers

What is the question? For any amount of gallons you would multiply 3.50 to get the totally price. Hope this helps!

Answer:

What is the question?

Step-by-step explanation:

If its how much will it cost to get ____ gallons

Just multiply the number of gallons you want and 3.50 (the price)

Again, I don't really know what your question is, but I'm saying this so that if what I put up there is actually what your question was, you don't have to make another one. (I'm not sure if you can edit questions or not.)

Which shows associative property?
3(ab) = (3a)b
(3 + a) + b = 3 + (a + b)

Answers

Answer: the answer is the second one

Step-by-step explanation:

9514 1404 393

Answer:

3(ab) = (3a)b . . . associative property of multiplication(3 + a) + b = 3 + (a + b) . . . associative property of addition

Step-by-step explanation:

The "associative property" can apply to any number of operations. The ones we're usually concerned with are multiplication and addition.

Basically, the associative property says you can regroup elements that have the same operation being performed on them. Effectively, that regrouping lets you perform the sequence of operations in whatever order you may choose.

For multiplication, the associative property can be written:

  (ab)c = a(bc)

This form matches the first of the choices shown:

  3(ab) = (3a)b

__

For addition, the associative property can be written:

  (a+b)+c = a+(b+c)

This form matches the second of the choices shown:

  (3 + a) + b = 3 + (a + b)

__

If you must select one answer, you need to know which associative property you're talking about.

Unit rate
Find each unit rate.
1. $140 for 18 ft2

Answers

Answer:

$17.50

Step-by-step explanation:

140 divided by 18 equals 17.50, the unit rate is dollars per foot.

Answer:

$7.78 : 1 ft²

Step-by-step explanation:

140 : 18

÷18  ÷18

7 7/9 : 1

    or

$7.78 : 1 ft²

Solve 4(2x-1)-3=9(x4)

Answers

Answer:

x=-1/4

Step-by-step explanation:

Answer:

Isolate the variable by dividing each side by factors that don't contain the variable.

x=29

The various steps of a food chain or web are known as ______. These explain where an organism sits on an ecological pyramid.

Answers

Answer:

Trophic Level

Step-by-step explanation:

The first trophic level is of producers (green plants). The second trophic level is of primary consumers also known as herbivores, third of carnivores, or secondary consumers, fourth is of tertiary consumers also known as top carnivores.

What is this expression equivalent to? Will Give Brainliest! Image is below.

Answers

Answer:

the correct answer is 4

mariain buys a dress that costs 32 dollars she pays 10 percent sales tax

Answers

Answer:

the total cost would be $45.2

It snowed 68.5 cm in one day. How much did it snow in meters?

Answers

Answer: 0.685 meters

Step-by-step explanation:

Answer:

Step-by-step explanation:

1 meter = 100 cm

x   = 68.5

Cross multiply

68.5 * 1 = 100 * x  

Divide by 100

68.5/100 = x

x = 0.68.5

show that 5x²+2x-3
can be written in the
form |x+1/5| < 4/5 Hence, solve
the inequality
5x²+2x-3< 0

Answers

5x² + 2x - 3 < 0

5x² + 2x < 3

x² + 2/5 x < 3/5

Complete the square on the left side:

x² + 2/5 x + 1/25 - 1/25 < 3/5

(x + 1/5)² - 1/25 < 3/5

(x + 1/5)² < 16/25

Take the square root of both sides, keeping in mind that √(x²) = |x| for all x.

√((x + 1/5)²) < √(16/25)

|x + 1/5| < 4/5

This means

-4/5 < x + 1/5 < 4/5

-1 < x < 3/5

Choosing from 8 car models, 5 exterior paint colors, and 2 interior
colors

Answers

i think it is 17 but i’m not sure i’m not the best at math

A cookbook originally cost $13.00. Yesterday, Marta bought it at 40% off.
Horn
40%
OFF
How much was deducted from the original price? (4 pt.)
А
$0.40
B
$5.20
$7.80

Answers

The answer is A, just so you know this was the best math class I’ve ever been in

A percentage is a way to describe a part of a whole. The amount paid by Marta for the cookbook is $7.80.

What are Percentages?

A percentage is a way to describe a part of a whole. such as the fraction ¼ can be described as 0.25 which is equal to 25%.

To convert a fraction to a percentage, convert the fraction to decimal form and then multiply by 100 with the '%' symbol.

As it is given that the original price of the cookbook was $13, Marta bought it for 40% off. Therefore, Marta only paid 60% of the original cost,

[tex]\text{Amount paid by Marta} = \text{60\% of the original cost}\\\\\text{Amount paid by Marta} = \dfrac{60}{100} \times \$13\\\\\text{Amount paid by Marta} = \$7.8[/tex]

Thus, the amount paid by Marta for the cookbook is $7.80.

Learn more about Percentages:

https://brainly.com/question/6972121

Which graph represent proportional relationship?

Answers

Answer:

C

Step-by-step explanation:

Non proportional graphs are non-linear and don’t go (necessarily) through 0,0

Proportional graphs are linear and always (eventually) cross through with 0,0

I think the answer would be c:)

Answer the following questions using what you've learned from this unit. Write your answers in the
space provided. Be sure to show all work.

1. Solve the equation.
5(x - 4) + 3x - 9x = 6 - (2x + 5) + 8x

Step 1: Use the distributive property to remove the parentheses. (2 points)


Step 2: Collect any like terms on both sides of the equation. (2 points)


Step 3: Bring all variable terms to one side of the equation. (Hint: Add x to both sides.) (2 points)

Answers

Answer:

x=-3

Step-by-step explanation:

5(x - 4) + 3x - 9x = 6 - (2x + 5) + 8x

(remove parentheses)

5x-20+3x-9x=6-2x-5+8x

(collect like terms and calculate)

-x-20=1+6x

(move the terms)

-x-6x=1+20

(collect like terms and calculate)

-7x=21

(divide both sides)

x=-3

(your answer :))

Evaluate this expression: 39 ÷ (2 + 1) - 2 × (4 + 1).

Answers

Answer:

9.5

Step-by-step explanation:

here's my work

An expression is defined as a set of numbers, variables, and mathematical operations. The solution for the expression  39 ÷ (2 + 1) - 2 × (4 + 1) is 3.

What is an Expression?

In mathematics, an expression is defined as a set of numbers, variables, and mathematical operations formed according to rules dependent on the context.

Using the rule of BODMAS the solution for the expression  39 ÷ (2 + 1) - 2 × (4 + 1) is,

39 ÷ (2 + 1) - 2 × (4 + 1)

=  39 ÷ (3) - 2 × (5)

= 13 - 2  × (5)

= 13 - 10

= 3

Hence, the solution for the expression  39 ÷ (2 + 1) - 2 × (4 + 1) is 3.

Learn more about Expression:

https://brainly.com/question/13947055

#SPJ2

Use the zero product property to find the solutions to the equation x2 – 9 = 16.
x = –3 or x = 3 x
= –6 or x = –3 x
= –5 or x = 5 x
= 7 or x = 1

Answers

x^2-9=16

x^2=16+9

x^2=25

[tex]\sqrt{x}[/tex]=±5

(-5 or 5)

Verification:

5^2-9=16

25-9=16

(-5)^2-9=16

25-9=16

Answer:

The answer is C x=-5 or x=5

Step-by-step explanation:

correct on edge nov 2020

where does 17 lie between

Answers

Between 16 and 18. Hope this helps
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