Question

Forty two is the sun of twelve and the product of a number and 3. What is the number. (Show work)

Answer 1

10

Explanation:

First write out the equation: 42 = 12 + 3x

42 - 12 = 12 - 12 + 3x

30 = 3x

30/3 = 3x/3

x = 10