Question

Solve this equation by undoing in reverse order. x/3+5/2=5.5

Answer 1

x/3 + 5/2 = 5.5
x/3 + 5/2 = 55/10
2x/6 + 15/6 = 55/10
2x+15/6 = 55/10
2x + 15 = 55/10 x 6
2x + 15 = 33
2x = 18
x = 9