x/5 = 9/15, Solve for x

Solve x/5 = 9/15

How to solve x/5 = 9/15? Get the answer and stepwise instruction to solve linear equation in one variable 𝒙.

We have x/5 = 9/15

Multiply both sides by 5, which is the denominator of the ratio x/5
Note: if a = b, then a × c = b × c

Therefore, x × 5/5 = 9 × 5/15

x = 45/15

To simplify, divide both numerator and denominator by 15, which is the GCF of 45 and 15:

x = 3/1 or, x = 3