Mathematics
Grade 8
15 min
Write variable equations: word problems
Write variable equations: word problems
Tutorial Preview
1
Maria had some books. She bought 3 more and now has 8. Write an equation.
2
Each box holds 4 cupcakes. For 20 cupcakes total, write an equation for the number of boxes.
3
A taxi costs $2 plus $3 per mile. The total fare was $11. Write an equation for the miles driven.
Sample Practice Questions
Easy
After selling 8 tickets, Sarah has 15 left. Let t be her starting amount. Which equation represents this?
0.t - 8 = 15
1.t + 8 = 15
2.8t = 15
3.t/8 = 15
Easy
A recipe needs 2 cups of flour per batch. You used 10 cups total. Let b be the number of batches. Find the equation.
0.2b = 10
1.b + 2 = 10
2.b - 2 = 10
3.b/2 = 10
Easy
Leo had some stickers. He got 5 more and now has 12. Let s be the starting number. Find the equation.
0.s + 5 = 12
1.s - 5 = 12
2.5s = 12
3.s/5 = 12
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