Question

Help with this math homework

Answer 1

Answer: 1. 3x+x+16=40

4x+16=40

4x=24

x=6

2. 3x=40-16+x

3x=24+x

2x=24

x=12

3. 16+x= 40-3x

16= 40-2x

-24=-2x

x=12

Explanation: