Question

5x - 4 = -3x + 12. Solve for x

Answer 1

5x - 4 = -3x + 12.

move -3x to the other side

sign changes to +3x

5x+3x-4= -3x+3x+12

5x+3x-4= 12

move -4 to the other side

sign changes to +4

5x+3x-4+4= 12+4

8x= 16

divide by 8 for both sides

8x/8= 16/8

x= 2

Answer: x= 2