Question

Q2. A math teacher graded 3x - 8 papers last weekend. This weekend he will

grade 2x +9 papers for a total of 451 papers. How many papers did the math
teacher grade each weekend?

Answer 1

Explanation:

3x - 8 + 2x + 9 = 451

5x = 450

x = 90

last weekend: 262

this weekend: 189

Topic: algebraic equations

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