What is the first step in solving an equation with fractions, according to the video?

Multiply both sides of the equation by a term that will eliminate the fractions.

Solving Equations With Fractions Lesson Plan for Grade 10th Grade

Name: Solving Equations with Fractions
Author: Insta~Lesson

I can solve complex equations involving fractions and rational expressions.

1
To solve rational equations with fractions, you can multiply both sides of the equation by the least common multiple of the denominators to eliminate the fractions.
2
In the given equation, multiplying both sides by 18x will eliminate the denominators of 2x, 3x, and 18.
3
After simplifying the equation 21 = 7x, we find that x = 3, which can be verified by substituting it back into the original equation.