jdolan8 jdolan8
  • 02-03-2020
  • Mathematics
contestada

Solve the system below algebraically:
4x-y=20
-2x-2y=10

Respuesta :

pezgrl78 pezgrl78
  • 02-03-2020
X= 3
Y= -8

Solve the 1st equation for y.
With your new Y value, plug it into the 2nd equation (for y).

Take a look at pic.
Answer Link

Otras preguntas

24 10 А 26 Find cos 2C A. 5 13 B. 12 13 C. 12 5 D. 13 Save and Exit Next Submit Mark this and return
A shelf is built on a wall, as shown below. What is the value of x? (2x+1) + (3x-1)
Which of the following is most likely to represent the heaviest symbolic burden? a. Ambivalence about a war b. fear of flying c. superstition d. Responsibility
solutions. Lines that overlap or cover each other have A . one B .many C. None
If y varies inversely as x^2, and x = 4 while y = 1/4, find x when y = 1.
4.B.83 How much must be deposited today into the following account in order to have get 35,000 in 5 Years An account with monthly compounding and an APR of 4% s
What is the mode of the data set? Fifth Grade Jump Distance 2 0 3 2 4 6 4 0 2 4 8 5 5 6 5 2 0 = 20 inches answers 20 55 43 no mode
The price of a calculator is increased by 99 % and now is $ 883.56 . Find the original price.
Need answer asap, will give brainliest.
What is the Indian Removal Act? Why did Andrew Jackson want to remove Indians? Why was it referred to as "The Trail of Tears?"