Question

1._ X/3-12=8+12

2._2X/5-1=20-15

Answer 1

1.
x/3 - 12 = 8 + 12
x/3 = 8 + 12 + 12
x/3 = 32
x = 96

2.
2x/5 - 1 = 20 - 15
2x/5 = 20 - 15 + 1
2x/5 = 5
2x = 5 × 5
2x = 25
x = 12.5