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How do you simplify $4 (x + 7)$ $4(x+7)$ ?

1 Answer

Feb 10, 2016

Us the distributive property (of multiplication over addition) to get:
$XXX 4 (x + 7) = 4 x + 28$ $color(white)("XXX")4(x+7) = 4x+28$

Explanation:

The Distributive Property (Multiplication over Addition) tell us:
$XXX a (b + c) = a b + a c$ $color(white)("XXX")a(b+c) = ab+ac$

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