Question

Solve (Do not add the symbol in the antwer)
The selling price of a cake in a shop was reduced by 12% during a Christmas sale. On
account of New Year, the price was further reduced by 12.5% What is the total discount
percentage from the original price of the cake?​

Answer 1

2x+3=x+15

Step 1: Subtract x from both sides.

2x+3−x=x+15−x

x+3=15

Step 2: Subtract 3 from both sides.

x+3−3=15−3

x=12

Answer:

x=12