Question

1. Use elimination or substitution method to solve each equation. Show your steps. y = 2x-3 x+y=15

Answer 1

IF X+Y=15. AND y=2x-3.
X + 2X - 3 = 15.
6 + 2 (6) - 3 =15
6 + 12 -3 = 15
18 -3 = 15

Solve for X.
WOO!
X=6 :D
Now try to see if anything else can be X.