How do you solve the following linear system: 2x + y = -4, y = -3x + 2, ?
1 Answer
Apr 22, 2018
x=6
y=-16
Explanation:
Given -
2x+y=-4 ---------------- (1)
y=-3x+2 ---------------(2)
Substitute
2x+(-3x+2)=-4
2x-3x=2=-4
-x=-4-2=-6
x=6
Substitute
y=-3(6)+2=-18+2=-16
y=-16