# How do you solve #3/(b+2)=4/b#?

##### 2 Answers

See a solution process below:

#### Explanation:

First, because both sides of the equation are pure fractions we can flip each equation to rewrite the equation as:

Next, multiply each side of the equation by

Now, subtract

I get

#### Explanation:

To solve equations with fractions use the rule of **cross products**. Each numerator is multiplied by the opposite denominator and the two products are equal.

Now it's just an ordinary linear equation:

Check: