Question

12. (2x - 5) + (x - 10) = 90. Find x.​

Answer 1

Step-by-step explanation:

(2x - 5) + (x - 10) = 90.

or, 2x-5+x-10= 90

or, 3x-15= 90

or, 3x = 90+15

or, 3x = 105

or, x = 105/3

or, x = 35

Answer 2

Answer:

x = 35

Step-by-step explanation:

2x + x - 5 - 10 = 90

3x - 15= 90

3x = 105

x= 35