Grade 7 Math · Algebra

Two-step equations: word problems, decimals, and inequalities

Solve two-step equations involving division, decimal solutions, and negative integers, and solve simple two-step inequalities and verify the solutions. Unlimited questions, five difficulty levels, and a full worked solution every time — free.

Practice this skill Curriculum: G7-C2.3, G7-C2.4

Try one

Solve for n. Give your answer as a decimal.

4n + 6 = 12

Answer: 1.5

See one solved, step by step

A community pool charges a $12 annual fee plus $7 per visit. Solve 7x + 12 = 33 to find x, the number of visits if the total paid was $33.

📘 Worked solution
17x + 12 = 33This is the equation the problem describes.
27x = 21Subtract 12 from both sides.
3x = 21 / 7 = 3Divide both sides by 7 to finish.

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