Answer:
x=0
Step-by-step explanation:
x-5=11-13
x-5=-2
+5 on both sides
x = 13
x - 5 = 11 - 3
+5 +5
x = 11 - 3 + 5
x = 8 + 5
x=16
y = 1/2 x -3
Let y =5
5 = 1/2 x -3
Add 3 to each side
5+3 = 1/2 x -3+3
8 = 1/2x
Multiply each side by 2
8*2 = 1/2x*2
16 =x
