Question

a tv set n a store has been raised to 156.6 by 8%..wat was the price of the tv b4 the raise???

Answer 1

the raise was 8%.i meant

Answer 2

Let Po be the price before the raise. Then, 8% Po + Po is the actual price of the TV set. So:
Po + 0.08Po = 156.6
1.08Po = 156.6
Po = 156.6/1.08 = 145