Question

Use the linear combination method to solve the system of equations. –2.1x + 4y = 5.3 2.1x – 5.5y = –0.2 What is the solution to the system? ( , )

Answer 1

( -9 , -3.4 )

Explanation:

just did it

Answer 2

x = -9, y = -3.4

You can get this by adding through and getting the x's to cancel. Then use the y value to solve for the x.