Solutions by everydaycalculation.com

How to solve 12/65 = 15/x? Get the answer and stepwise instruction to solve linear equation in one variable 𝒙.

We have 1265 = 15**x**

Cross multiplying the ratios, gives

12**x** = 65 × 15

Divide both sides by 12, which is the coefficient of **x****Note: ** if a = b, then a ÷ c = b ÷ c

Therefore, 12**x**12 = 65 × 1512

**x** = 97512

To simplify, divide both numerator and denominator by 3, which is the GCF of 975 and 12:

**x** = 3254 or, **x** = 81.25