Solve the system of equations by the addition method.
2x - 5y = 4
7x - 2y = 4


Type in ordered pair.

Answers

Answer 1

Answer:

0.400

Step-by-step explanation:

Slope = 0.800/2.000 = 0.400

 x-intercept = 4/2 = 2

 y-intercept = 4/-5 = -0.80000


Related Questions

Emilia waited 11 minutes for the bus today. That is 4 minutes less than she waited yesterday. How long did Emilia wait for the bus yesterday?

Answers

11 minutes + 4 minutes more yesterday = 15 total minutes

Answer: 15 minutes

Answer:

Emilia waited 11 minutes wich was 4 minutes earlier so 11+4 because it was 4 miutes earlier so 11 minutes + 4 minutes = 15 minutes so this means Emilia wait 15 minutes for the bus yesterday

Step-by-step explanation:

Write in word form: 5,278.081

Answers

Answer:

.............................

graph the solution of the inequality 2.25k≤−9

Answers

Answer:

Wouldn’t negative 9 be the inequality because its less than 2.25

Step-by-step explanation:

Hey budddy if i got this wrong im soooooo, sorry

A shirts costs $20, the cost of the shirt increases 30%, what is the price of the shirt now?​

Answers

Answer: 10

Step-by-step explanation:

Please help me I need to turn this in very soon

Answers

Answer:

1331/3375

Step-by-step explanation:

(11/15) ^3 = (11*11*11)/(15*15*15) =1331/3375

                   

You weigh a group of eight kittens for 6 days and get the following data (in lb.):


1.6, 1.4, 1.1, 1.8, 1.3, 1.8, 1.2, 1.4


Select the correct average weight. Round your answer to one decimal place.



1.8 lb.
1.8 lb.

1.1 lb.
1.1 lb.

1.5 lb.
1.5 lb.

1.4 lb.

Answers

Answer:

1.5

Step-by-step explanation:

Pre college need help

Answers

Answer:

No

Step-by-step explanation:

Substituting into both equations proves that the second equation does not work for the ordered pair provided

Answer:

No

Step-by-step explanation:

2+(-5)=3

4(2)+3(-5)=-7

mai owes the bank 60. she gets 85 for her birthday and deposits it into her account how much dose she now have in the bank

Answers

She still has 20$ available in the bank if there are no additional fees :)

Answer:

if she pays the bank back it would be 25 but if she just deposited 85 then she has 85 in the bank

Step-by-step explanation:

Ms. McCullough bought a bunch of bananas. If she ate 2/8
the bananas and Mrs. Byrd ate 1/4, what fraction of bananas
remains?

Answers

Answer:

1/2

Step-by-step explanation:

that's the answer because 2/8-1/4 is 1/2

please help me calculation completing square?
x²+2x-24=0?​

Answers

Answer:

x = 4, -6

Step-by-step explanation:

x = 4, -6

Consider 2 1/2 divided by 1/4 write a real world problem for the division.Create a model or write an equation for the division.Find the quotient for the real world problem.Find the quotient.

Answers

Answer:

Step-by-step explanation:

How many 1/4 kg bread loaves can be made from 2½ kg of dough?

2½ / 1/4 = (5/2)•(4/1) = 20 / 2 = 10

The number of puffs made by 2½ kg of dough will be 10.

What is an expression?

The mathematical expression is the combination of numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.

Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also be used to denote the logical syntax's operation order and other properties.

The problem is given below:-

How many 1/4 kg puffs can be made from 2½ kg of dough?

The number of the puffs will be calculated as:-

2½ / 1/4 = (5/2) x (4/1) = 20 / 2 = 10

Therefore, the number of puffs made by 2½ kg of dough will be 10.

To know more about an expression follow

https://brainly.com/question/21446512

#SPJ5

In which quadrant does the point (13 , -6) lie?
A.
Quadrant III
B.
Quadrant I
C.
Quadrant IV
D.
Quadrant II

Answers

Answer:

C

Step-by-step explanation:

i hope you'll find these useful......

Answer:

C, quadrant IV

Step-by-step explanation:

The X (13) is positive meaning the point is on the right side of the graph, and Y (-6) is negative so it's below the x axis

plz help with this!!!

Answers

Answer:50

Step-by-step explanation:

A parabola can be drawn given a focus of (1,-3) and a directrix of x=9, what can be said about the parabola?

Answers

Check the picture below.

well, we can say that since its directrix is a vertical line, the parabola opens horizontally, the focus point is at the left of the directrix thus it opens leftwards, ithas a vertex at (5,-3), recall that the vertex is half-way between the focus point and the directrix.

Need help with 17 pre college

Answers

No because if you plug in 4 for x and 5 for y you get -4 not 36

Help please!!!!!!!!!!!!!!

Answers

Answer:

Negative

Step-by-step explanation:

Slope is negative since as x increases, y decreases.

Which of the diagrams shows an exponential graph?

Answers

Answer:

Diagram "C"

Step-by-step explanation:

The curve eventually shows that it is an exponentially graph

If f (x) = 2x^3 - 5x +2, then what is the remainder when f (x) is divided by x - 4?

Answers

hmm let's do that with synthetic division, Check the picture below.

Select all the statements that show correct reasoning for finding 14/15÷7/5 Group of answer choices Multiplying 1415 by 5 and then by 17. Multiplying 1415 by 5 and then dividing by 7. Dividing 1415 by 5, and then multiplying by 17. Multiplying 1514 by 7 and then dividing by 5. Multiplying 14/15 by 7 and then multiplying by 15.

IF YOUR ANSWER IS INCORRECT OR BS I WILL GIVE YOU 0 STARS AND TAKE MY POINTS BACK!!!!!

Answers

Answer:

Option B

Step-by-step explanation:

Correct way of dividing fractions:

14/15 ÷ 7/5 = 14/15 × 5/7

Answer choices

A) Multiplying 14/15 by 5 and then by 17. FALSEB) Multiplying 14/15 by 5 and then dividing by 7, TRUEC) Dividing 14/15 by 5, and then multiplying by 17. FALSED) Multiplying 15/14 by 7 and then dividing by 5.  FALSEE) Multiplying 14/15 by 7 and then multiplying by 15. FALSE

Let's see

[tex]\\ \sf\longmapsto \dfrac{14}{15}\div \dfrac{7}{5}[/tex]

[tex]\\ \sf\longmapsto \dfrac{14}{15}\times \dfrac{5}{7}[/tex]

[tex]\\ \sf\longmapsto \dfrac{70}{105}[/tex]

[tex]\\ \sf\longmapsto \dfrac{2}{3}[/tex]

simplify 1/3 : 2.5 : 3 3/4​

Answers

Answer:

i dont know

Step-by-step explanation:

Answer:

  4 : 30 : 45

Step-by-step explanation:

The least common denominator of the fractions 1/3, 1/2, and 1/4 is 12. Multiplying the ratio by 12 gives ...

  (1/3) : (2.5) : (3 3/4) = (12)(1/3) : (12)(2.5) : (12)(3 3/4)

  = 4 : 30 : 45

When asked to factor the trinomial 8x^2-8x-16) a student gives the answer (X - 2)(x + 1). What is one thing wrong with this answer? - A. 8 is also a factor of this trinomial B. The minus sign should be a plus sign C. The factors are not simplified D. There is nothing wrong with the answer​

Answers

Answer:

8 is also a factor of this trinomial

Step-by-step explanation:

Avery read 1.75 pages in to of an hour. At what rate, in pages per hour, did she read?
On the double number line below, fill in the given values, then use multiplication t
find the missing value. Enter your answers as fractions, whole numbers, or decimals.
pages
o
O
hours
Enter your final answer as a whole number or decimal.

Answers

Answer:

10.5? sorry if it doesnt work

Step-by-step explanation:

how do you do 4 3/16 + 1 1/10?

Answers

Answer:

5 23/80

Step-by-step explanation:

First, you need to find the least common multiple of 16 and 10 to add the fractions. The LCM of 16 and 10 is 80. You have to multiply 5 to 16 to get 80 and 8 to 10 to get 80, so you also multiply the numerator by those numbers. In the end you would get 4 15/80+1 8/80, which equals 5 23/80.

90 people apply for job, 10 have no sales or publishing experience, 65 have sales, 58 have publishing, how many have both?

Answers

                     No sales | Sales

No Publishing |      10      __       __

Publishing       |      __       x        58

                              __      65       90

Fill in spots

                    No sales | Sales

No Publishing |      10      22       32

Publishing       |      15      43       58

                              25     65       90

43 applicants have both sales and publishing experience

cho a,b,c là các số nguyên. Chứng minh rằng nếu a mũ 3 + b mũ 3 + c mũ 3 chia hết cho 9 thì một trong các số a , b ,c chia hết cho 3

Answers

Answer:

let a, b, c be integers. Prove that if a to the power 3 + b to the power 3 + c to the power 3 is divisible by 9, then one of the numbers a , b , c is divisible by 3

Step-by-step explanation:

Prepare a mixture of 100g of 8% cream into 200g of 3% cream. What is the resulting concentration?

Answers

Answer:

14=300X

X=14/300

X=.04667 OR 4.67%

Step-by-step explanation:

100*.08+200*.03=(100+200)X

8+6=300X

14=300X

X=14/300

X=.04667 OR 4.67% SOLUTION ANS.

If this process is wrong, let me know

A woman wants to get to two destinations, A and B. From home to A there are 5 possible routes. From A to B
there are 5 possible routes. How many possible routes are there from home to B, if all of them go through A first?

Answers

From home to A has 5 routes. Ex: Route A,B,C,D,E.

A to B has 5 routes. Ex: Route F,G,H,I,J

The shorter way is 5x5 = 25

The longer way is A.F , A.G, A.H, A.I, A.J. + B.F, B.G, B.H, B.I, B.J and continue on...

Miles is 33 year old and single in 2020 his only income consisted of $10500 in wages what is the maximum amount he can contribute to a traditional ira for 2020

Answers

Answer:

$6,000

Step-by-step explanation:

$6,000 Because miles younger than 50

с
6
D
15
8
B
?
А
1) Find the missing side length.
es
A) 14
B) 16
18
D) 20
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3

Answers

Answer:

The answer would be 19

Step-by-step explanation:

Using pythagoras theorem

15+6= 21

a^2+b^2= c^2

In this scenario,

c^2-a^2= b^2

Meaning it would be 21^2+8^2

= 377

Square root of 377 would be 19.416

?= 19.416

The missing side length of the right angle triangle is 20

How to solve missing sides using Pythagoras theorem

Pythagoras theorem States that the square of the longest side of a triangle is equal to the sum of the square of the opposite side and no square of the adjacent side.

The diagram is a right angle triangle with sides AB, BC and CA.

The longest side is BC

BC² = AB² + CA²

(15 + 6)² = x² + 8²

21² = x² + 8²

21² - 8² = x²

441 - 64 = x²

377 = x²

find the square root of both sides

x = √377

x = 19.41648783894759891856148511263886343

Approximately to the nearest whole number

= 20

Learn more about Pythagoras theorem:

https://brainly.com/question/654982

*WILL GIVE BRAINLIEST FOR BEST ANSWER*
Subtract. Write your answer in scientific notation.
(5.6×106)–(1.1×106)

Answers

Answer:

447

Step-by-step explanation:

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