10z + 3 =9z solve for z

Answers

Answer 1

z=-3

Step-by-step explanation:

Answer 2

Answer:

z = -3

Step-by-step explanation:

10z + 3 = 9z

10z + 9z - 3

10z - 9z = -3

z = -3


Related Questions

Erica is a police officer. She earns $24 an hour. Sometimes she works extra shifts and earns time and a half for each hour she works over 40. Erica is paid biweekly. Last week she worked 44 hours and this week she worked 52 hours. Calculate Erica's Gross Pay

Answers

Answer:

Gross pay = $2496

Step-by-step explanation:

Erica earns $24 an hour. She works extra shifts and earns time and a half for each hour.

Her extra earning starts over 40 hours.

Therefore, her extra earning above 40 hours = 1.5 × 24

                                                                           = $36 per hour

She worked for 44 hours in last week, her total earnings for last week

= (40 × $24) + (4 × $36)

= 960 + 144

= $1104

She worked for 52 hours this week, her total earnings for this week

= (40 × $24) + (12 × $36)

= 960 + 432

= $1392

Since, Erica was paid biweekly,

Her gross income = $1104 + $1392

                              = $2496

solve the equation 7( 4+p) = 28

P=0

P=8

P=7​

Answers

Answer:

Step-by-step explanation:

1: 7(4+0)=28

7(4)=28

28=28

this is correct

Answer:

p=0

1) use distributive property

7*4+7p=28

28+7p=28... solve for p

7p=28-28

7p=0... divide both sides by 7 to find p

p=0

Need help on these two thanks

Answers

Answer:

#1 is meter or D

#2 is also D

Step-by-step explanation:

The maximum number of marks attainable at a mathematics competition is 60. Kate obtains 40 marks, Priya obtains 46 marks, and Nora obtains 49 marks. The examination board decides that those who scored 80 % and above will get a gold medal, those who score 70 % to 79 % inclusive will get a silver medal and those who scored 60 % to 69 % inclusive will get a bronze medal. Determine the type of medal each of them will get

Answers

Answer: See explanation

Step-by-step explanation:

Total marks = 60

Kate = 40 marks = 40/60 × 100 = 66.7%

Kate gets a bronze medal.

Priya = 46 marks = 46/60 × 100 = 76.7%

Priya gets a silver medal

Nora = 49 marks = 49/60 × 100 = 81.7%

Nora gets a good medal.

Please help me out on this one please thank hope y’all are safe love you all

Answers

It would be D because since every side is doubled then you add 10+6+8=24ft

Hope this helps

Have a great day/night

Identify the correct Triangle Congruence Theorem that describes the figure below.


A. SAS
B. ASA
C. AAS
D. SSS
E. HL

Answers

Answer:

ASA

Step-by-step explanation:

Don't worry I just know

How can you diffrentiate "less" and "less than"? Can these terms be used in mathematics? How?​

Answers

Less or less than means to subtract in math
mathematics. Example would be Bob and 100 apples but Emily has 15 apples
less than Bob, how many apples in total?
Which weighs less 1 oz of sugar or 1 lbs of sugar.
less" simply means "-" minus. subtract. for example 6 less 3 is 6-3 which is equal to 3

where as

less than means this number is of lower value than that of the other number. for example 3 is less than 6

Which are characteristics of the graph of the function f(x) = (x + 1)2 + 2? Check all that apply

Answers

Answer:

A. the domain is all real numbers. and

B.the y-intercept is 3

7
2
2 2 3
8
0
58
9
3 7
10
0

Answers

Answer:

Wut...?

Step-by-step explanation:

How to write the question using the follow sentence


Will mark Brainliest

Answers

Answer:

3(x+2) - 5

Step-by-step explanation:

Answering so the guy above me will get the brainiest lol

Rewrite the inequality with zero on one side and one rational expression on teh other. 3/x+2+4>3 what is the first step

Answers

Answer:

Add –3 to both sides

Step-by-step explanation:

edge 2021

1 2 ÷ 3 2 1 ​ ÷3 need help lol

Answers

Answer:

0.012461059

Step-by-step explanation:

Answer:

g00gle says 0.01246105919

Step-by-step explanation:


HELP NOW URGENT PLEASE!!
Last month you spent $30 on clothing. This month you spent 140% of what you spent last month. How much did you spend this month?

Answers

Answer:

42

Step-by-step explanation:

Answer: you spent 63

Step-by-step explanation:

The ordered pair (3,9) is a solution to the following system of equations.
y = x + 6
y = 2x + 3

A) True
B) False

Answers

The answer to the question is: true

Select the correct answer.
The slope of the function on the left is multiplied by p, and is added to the yIntercept to arrive at the function on the right. Which of the
following are the values for p and q?
A. p = -2 and q = -2
В. p=-2 and q = -4
C. P = 2 and q = -3
D. P = -2 and q = -3

Answers

Answer:

p = -2

q = -3

Step-by-step explanation:

Let us get the equation of the two graphs

General equation form is;

y = mx + b

m is slope and b is the y-intercept

For the first one;

y intercept is 1

So the equation is;

y = mx + 1

The x-intercept is -2

the value of y at the x-intercept is 0

0 = -2m + 1

1 = 2m

m = 1/2

so;

1/2 * p

p/2

q added to y-intercept;

q + 1

Let us get the equation of the second plot

y-intercept is -2

Equation is;

y = mx - 2

We can get slope using x-intercept

x-intercept is -2

0 = -2m - 2

2m = -2

m = -1

So;

p/2 = -1

p = 2 * -1 = -2

For the value of q;

q + 1 = -2

q = -2-1 = -3

Need help please asap

Answers

Answer:

A

Step-by-step explanation:

A because 21 is a greater number than 9 and therefore should be in the denominator. That leaves you with 9 which is a smaller number and should go on the numerator. Hope this helped you!

2.) Mackenzie uses 1/5 of a cup of sugar for 1/3 of a gallon of lemonade.
How many cups of sugar would she need for a whole gallon of lemonade?*

Answers

Answer:

3/5 cups of sugar

Step-by-step explanation:

If 1/5 of a cup of sugar is used for 1/3 of a gallon of lemonade, 1/5 of a cup will be used in each of the overall three thirds of a gallon.

Answer:

3/5 cup of sugar good luck

For each ordered pair, determine whether it is a solution to y=-3x-7.
Is it a solution?
Х
5
?
(x, y)
Yes
No
(8, -56)
(-5,8)
(-9, -23)
(4, 19)

Answers

Answer:

(-5,8)

Step-by-step explanation:

The given equation y = -3x - 7 holds true for the ordered pair, so (-5, 8) is a solution. Thus, option third is correct.

To determine whether each ordered pair is a solution to the equation y = -3x - 7, we substitute the x and y values into the equation and check if it holds true.

For the ordered pair (8, -56):

y = -3x - 7

-56 = -3(8) - 7

-56 = -24 - 7

-56 = -31

The equation does not hold true for this ordered pair, so (8, -56) is not a solution.

For the ordered pair (-5, 8):

y = -3x - 7

8 = -3(-5) - 7

8 = 15 - 7

8 = 8

The equation holds true for this ordered pair, so (-5, 8) is a solution.

For the ordered pair (-9, -23):

y = -3x - 7

-23 = -3(-9) - 7

-23 = 27 - 7

-23 = 20

The equation does not hold true for this ordered pair, so (-9, -23) is not a solution.

For the ordered pair (4, 19):

y = -3x - 7

19 = -3(4) - 7

19 = -12 - 7

19 = -19

The equation does not hold true for this ordered pair, so (4, 19) is not a solution.

Learn more about the equation here:

brainly.com/question/13947055

#SPJ4

Which is greater, 20% or 0.02?

Answers

Answer:

20% is greater

Step-by-step explanation:

0.02 is only 2%

Answer:

20%

Step-by-step explanation:

to change .02 into a percent, you move the decimal over twice or multiply it by 100. leaving it to be 2%

help pls hurry
find the volume

Answers

Step-by-step explanation:

hope it helps you

here is ur answer


Copy the expressions which are polynomials. Give reasons why the remaining are
not polynomials.
a)3x-2
b)p^2+1/p
c3y^2-2y/3+1

Answers

Answer: a and c are polynomials, b is not.

Step-by-step explanation:

A polynomial p(x) is written as:

p(x) = aₙ*xⁿ + ... + a₂*x² + a₁*x¹ + a₀*x⁰

where x is the variable, and the numbers aₙ, aₙ₋₁, ..., a₁, a₀ are the coefficients of the polynomial, such that aₙ is the leading coefficient, and the value of n (always a natural number) is the degree of the polynomial.

Notice that the powers need to be always natural numbers.

Now, let's analyze the options:

a) 3*x - 2

We can rewrite this as:

3*x¹ - 2*x⁰

Then this is a polynomial.

b) p² + 1/p    (in this case the variable is p)

the second term can be written as:

1/p = p⁻¹

Then we have a term with a negative power of p, this means that this is not a polynomial.

c) 3*y² - 2*y/3 + 1

Same as in the first case, we can rewrite this as:

3*y² - (2/3)*y¹ + 1*y⁰

This is a polynomial.

daily wages of a factory workers are recorded as
C.I
12-126 127-132. 133-138. 139-144
Freq.
5. . 27. 20. 18

the lower limit of model class is. [. ]
a) 127
b 126
c) 126. 5
d) 133​

Answers

Answer:

I think the answer is c I hope it helps I not a 100 percent

Answer:

*the hero (me) enters into the battlefield*

Step-by-step explanation:

i am here to fight sharon she is given time for surrender or be get defeated by me !!!!

uk u can never winnnn with me

g(x)=-3x - 2
f(x) = 3x + 1
Find g(x) ÷ f(x)

Answers

Answer:

15

Step-by-step explanation:

Answer 15 Final answer: 15

Help me plssssss!!!!!

Answers

Answer:

I think the correct answer is B

What is the value of (-5)^4

Answers

Answer:

625

Step-by-step explanation:

Solve the equation for x. x^2 = 900

Answers

Answer:

x = 30, -30

Step-by-step explanation:

square root both sides to get the answer x=30

x
X




You put $1200 into an investment yielding 11%
annual interest; you left the money in for two
years. How much interest do you get at the end
of those two years?

Answers

Answer:

$1864

Step-by-step explanation:

11% of 1200=132

132×2(years)=264

1200+264=1864

HELP!!!!! 50 POINTS!!
Graph the image of the figure after a dilation with a scale factor of 3 centered at (2, −7)
Use the Polygon tool to graph the quadrilateral by connecting all its vertices.
(Picture in file below)

Answers

The picture isn’t popping up

Set up a proportion to solve for x.
A 18
B) 9
C) 4.2
D) 3
HELPP

Answers

It’s C. (4.2)

Explanation:
6x3=18

Then find the square root of 18

=4.2

Write an equation of the line that passes through (-1, – 4) and is perpendicular to the line y = (3/4)x -2

Answers

Step-by-step explanation:

The equation of the line is given above

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