3x + 20 = 8x+60
Move 8x to the other side
Sign changes from +8x to -8x
3x-8x+20= 8x-8x+60
3x-8x+20= 60
-5x+20= 60
Move 20 to the other side
Sign changes from +20 to -20
-5x+20-20= 60-20
-5x= 60-20
-5x= 40
Divide by -5 for both sides
-5x/-5= 40/-5
Answer: x= -8