SOLUTION: Having trouble with this. Can some please help me ·Translate and solve this equation? Twice an unknown number and 3 is 18.

Algebra ->  Human-and-algebraic-language -> SOLUTION: Having trouble with this. Can some please help me ·Translate and solve this equation? Twice an unknown number and 3 is 18.      Log On


   

Question 301460: Having trouble with this. Can some please help me ·Translate and solve this equation?
Twice an unknown number and 3 is 18.
Answer by nerdybill(7384) About Me  (Show Source):
You can put this solution on YOUR website!
Twice an unknown number and 3 is 18.
.
Let x = unknown number
then
2(x+3) = 18
x+3 = 9
x = 6