Question

Form ABACUS frame for the following numberes

1. 12,17,16,14,13,15​

Answer 1

Answer:

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