1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
andrey2020 [161]
3 years ago
6

4x+12=-7y -y+12=4x PLS HELP!!!! Addition/ Elimination method

Mathematics
1 answer:
hoa [83]3 years ago
3 0
4×+7y=-12 __ -4x-y=-12 ________ 0x+6y=-24 , so you eleminated by it self 6y/6=-24/6 , you get : y=-4 and then you plug in 4x+7(-4)=-12 , that's your answer 4x-28 =-12 , you divided in both side 4x=-12+28 , 4x=16 , and then x=16/4 =4 , so x=4
You might be interested in
A line has a slope of zero Which of the following points could this line pass through
Rina8888 [55]

Answer:

B

Step-by-step explanation:

m(slope) = y2 - y1 / x2 - x1

-6 - - 6 / 7 - 3

= 0 / 4 = 0

3 0
2 years ago
On a school playground, a math teacher draws a number line with values from 10 to 10. The distance between each
german

Answer:

12

<h3>Step-by-step explanation:</h3>

-10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 9 10

count the spaces between the two numbers

<h2 />
4 0
3 years ago
There were 350 members in the high school marching band last year. This year, the number of marching band members increased by 5
Rudiy27

Answer:

The percentage of the number of marching band members increased by 16% this year.

Step-by-step explanation:

\frac{56}{350} x 100% = 16%

56 is 16% of 350

3 0
3 years ago
Read 2 more answers
Please help me out!!!!!
olga2289 [7]

Answer:

D. 9

Step-by-step explanation:

9 is the degree of polynomial

3 0
2 years ago
A store is having a sale for 30% off. You want to but a shirt that is originally $37. How much will the shirt cost AFTER they ta
Leokris [45]

Answer:

A. 25.90

Step-by-step explanation:

37 x .3 = 11.1

37 - 11.1 = 25.9

Feel free to let me know if you need more help. :)

6 0
3 years ago
Read 2 more answers
Other questions:
  • The cost for a company to manufacture x bracelets can be represented by the function C(x). Complete the sentence below using the
    10·2 answers
  • Find (fof)(3)<br> f(x) = x^2 - x<br><br> A. 30<br> B. 6<br> C. 33<br> D. -6
    15·2 answers
  • What ratio is not equivalent to 24 36 <br> a is 3/4 b is 12/18 c is 48/72 d is 4/6
    12·1 answer
  • Please help on this question ASAP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!Please explain your answer, too!
    12·1 answer
  • Solve for h.<br><br> 6.51 - 9.32 + h = 1.02
    14·2 answers
  • a football team lost 3 yards on there first play and 6 yards on there second play. how many total yards did they loose?
    14·1 answer
  • Kia thinks that every number has at least two factors. Which explains whether Kia is correct?
    9·2 answers
  • Use the distributive property to write a new expression that is equivalent to this expression. 8 (-x -(1/2)
    10·2 answers
  • Water Tank A is being filled according to the formula, 3y=750x+300.
    12·1 answer
  • Someone help me out really quick
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!