How do you simplify $3k(k-2)+8k(8+5k)$ ?

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Answer 1 · 2016-06-20T17:10:34

$= 43k^2+58k$

Multiply out the brackets and then collect like terms.

$3k(k-2) + 8k(8 +5k)$

$=3k^2 - 6k + 64k + 40k^2$

$= 43k^2+58k$

How do you simplify 3k(k-2)+8k(8+5k)3k(k-2)+8k(8+5k)?