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Rearrange multi-variable equations

Rearranging multi-variable equations, also known as solving for a variable, is a crucial skill in science and math. It allows you to solve for any variable in a formula.

Do this: Read the concept below, then try the quiz or activity.

Lesson 3 of 212
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Concept

Example: Solve the formula for the area of a trapezoid, A = (1/2)h(b₁ + b₂), for h.

1. Multiply by 2: 2A = h(b₁ + b₂) 2. Divide by (b₁ + b₂): 2A / (b₁ + b₂) = h

Try it

Practice: Rearrange multi-variable equations.