Question

2x + 5 =12
What is x

Answer 1

soln

we know that,

2x + 5 = 12

or, 2x = 12 - 5

or, 2x = 7

or, x = 7/2

x=7/2

Answer 2

7/2

Explanation:

2x=12-5....collectible like terms

2x=7

x=7/2...dividing both side by 2