Question

how do you solve the equation 3x = 9 by multiplying 3 to both sides

Answer 1

Whenever you see x  next to a 3, and it says that it equals 9, you know that 3•3=9.

Answer 2

Whenever you're stuck with an equation like 3x = 9, you divide both sides by 3 and 3 is your answer. x = 3.