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
asambeis [7]
3 years ago
10

-4x - 28y=56 4x + 14y=-28

Mathematics
1 answer:
ddd [48]3 years ago
4 0
Adding the 2 equations will eliminate x because -4x + 4x = 0
so we get
-14y = 28
y = -2
plug this into the second euqtion:-
4x + 14(-2) = -28
4x  - 28 = -28 
x = 0

answer is x = 0 , y = -2
You might be interested in
Maria cannot remember what she scored on the second test, but she knows that the sum of the three tests is 270. Write and solve
kati45 [8]
88x+92=+270 solve the inequality
4 0
3 years ago
I don't get number 13
skelet666 [1.2K]
Take  the letter out  and replace it with the number that has the exact letter like x-10.
 
6 0
2 years ago
Steven starts a savings account with $10,000. He earns 7% annual interest. How much will be in the account after 6 years. Round
sveta [45]

So the equation is A = P(1+rt)
A = 10,000(1+0.07*6)
A = 10,000(1+0.42)
A = 14,200.00

7 0
3 years ago
The linear combination method is applied to a system of equations as shown.
Vika [28.1K]
D is the answer to the question
6 0
3 years ago
Read 2 more answers
5 divided by 4,293 divison
Naily [24]
The answer is 984.6 hope this helps
4 0
3 years ago
Read 2 more answers
Other questions:
  • How 0.061 cal burned for tennis if you eat a Big Mac how many hours or min will it take to lose cal???
    11·1 answer
  • What is the angle of a supplement added to complement equal 210 degrees
    14·1 answer
  • 3. At the Art Studio 3/8 were red and
    12·2 answers
  • 5>r-3 I need help with this
    15·2 answers
  • Write a function rule for the table days/cost to rent a truck
    10·2 answers
  • Answer Three of these question and you will be the brainliest. Answer this with solution please
    15·2 answers
  • GIVING OUR BRAINLIEST HELP ME PLEASE !! 10 PTS!
    14·1 answer
  • 1. 12 is 150% of what number?
    14·1 answer
  • The expression. 3(5^2 +2x+4)-4(4x^2 +2x+3) equals?
    15·1 answer
  • Pls hurry and no links
    14·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!