21-09-2020
Mathematics

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simplify the expression. -2(-9 + 2z)

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vanessaakaraiwe123 vanessaakaraiwe123

21-09-2020

Answer:

18 - 4z

Step-by-step explanation:

Multiply

-2 * (-9) = 18

-2 * 2z = -4z

18 - 4z

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