anahimolina52 anahimolina52

25-08-2016
Mathematics

contestada

-2(3x+4)+4(4x+9) simplify the following expression

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dalendrk dalendrk

25-08-2016

Use distributive property: a(b + c) = ab + ac

-2(3x + 4) + 4(4x + 9) = -2 · 3x - 2 · 4 + 4 · 4x + 4 · 9 = -6x - 8 + 16x + 36

= 10x + 28

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