Question

What is the answer of 3·(2x+5)−23=10?

Answer 1

6x - 8 = 10
+ 8 +8
6x = 18
x = 3

Answer 2

It becomes: 6x+15-23=10

We send 23 to the other side: 6x+15=10+23

Then it becomes: 6x+15=33

Then we send 15 to the other side: 6x=33-15 》6x=18

Divide the each side to 6: x=3

The answer is 3.