grade 11 · A2-010

Solve a rational equation

Clear denominators, solve the resulting equation, and reject values outside the original domain.

Learn togetherFresh problem · seed 1377625407

Solve \(\frac{x+20}{x+7}=2\).

Let's work it out together.

Work through one checkpoint at a time. Your answer area opens after the reasoning.

Checkpoint 1

Exclude the value that makes the denominator zero.
Checkpoint 2

Multiply both sides by the denominator.
Checkpoint 3

Solve the resulting linear equation and check it in the original fraction.

Your answer