Question

If 5 times a number increased by 30 is 15, what is the number?

Answer 1

x=0.1

Explanation:

Let X be the number

5x*30=15

5x=0.5

x=0.1

Answer 2

Number is -3

Explanation:

5x + 30 =15

5x = 15 - 30

5x/5 = -15/5

x = -3