Question

Describe and show two ways in which you can solve 2(5x – 9) = 17

Answer 1

3.5

Explanation:

2(5x-9)=17

10x-18=17

+18

10x=35

÷10

x=3.5

or

2(5x-9)=17

÷2

5x-9=8.5

+9

5x=17.5

÷5

x=3.5