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Mathematics, 17.03.2020 22:26 marshallmattah

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a. 3x + 18 + (-2x) + 2
= 3x + (-2x) + 18 + 2
= x + 20

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JES
a. 3x + 18 + (-2x) + 2
= 3x + (-2x) + 18 + 2
= x + 20...
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