Answer:
y = 5
Step-by-step explanation:
Isolate x to plug in to other equation
y = x + 2
-y-x -y-x
(- x = -y + 2) / -1
x = y - 2
Plug into other equation
y = 3(y-2) - 4
Distribute
y = 3y-6-4
y = 3y-10
-3y -3y
(-2y = -10)/-2
