Question

Solve the system of linear equations below.

y = -2x + 19
y = x + 7
A. x = 4, y = 11
B. x = -12, y = -5
C. X = -4, y = 3
D. x = 8, y = 3

Answer 1

A. x=4 y=11

Explanation:

y=x+7

y=-2(y-7)+19

y=-2y+14+19

y=-2y+33

y+2y=33

y(1+2)=33

y=33/3

y=11

x=4