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Simplify 4 x 5 ÷ 2 + 7
17
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Simplify 8 - 4(3 - 2) + 5
9
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Write an expression Four times a number
4x
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Write an expression The sum of a number and 3
x + 3 or 3 + x
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Simplify (82 - 22) x 3
90
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Simplify (3 + 7) - 1
15
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