Question

Three times the sum of a number and twelve is 63. What is the number?

A) Translate the statement above into an equation that you can solve to answer this question. Do not solve it yet.
Use x as your variable.

What's the equation?
answer: x=

Answer 1

3 (x X 12) = 63

3x X 36 = 63

3x = 63 - 36

3X = 27

X = 27/3

X= 9

Distribute 3 to everything with the parentheses.

Subtract 36 from both side

Divide both side with 3

Explanation: