Two-step equations

Solve for the box · Patterns & Algebra

Find the box by doing the same to both sides. Finish by writing it as x.

This is step 3 of unit 7, “Solve for the box”, in Stage 7: Dividing fractions and decimals, ratio and percent, circles and volume (ages 13). A round has 10 problems; 90% or better earns three stars. Everything is free with no sign-up, and your stars and XP are saved on this device.