Question

Use addition to solve the linear system of equations.

y=x-2
2x+4=y

(-6, 8)

(6, 8)

(-6, -8)

(6, -8

Answer 1

-2(y = x - 2) -----> -2y = -2x + 4
y = 2x + 4 --------> + y = 2x + 4
-1y = 8
/ -1 /-1
y = -8
y = x -2
-8 = x -2
+ 2 +2
-6 = x
The answer is ( -6, -8)

Answer 2

Answer:

The answer is (-6,-8)

Step-by-step explanation: