How do you factor the expression $8a + 24$ ?

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Answer 1 · 2016-03-05T12:10:33

$8(a+3)$

Given: $" "color(blue)(8)a+color(magenta)(24)$

You look for a number than can be divided into both 8 and 24

$color(blue)(8xx1 =8)$
$color(magenta)(8xx3=24)$

$8(color(blue)(1)a+color(magenta)(3))$

But $1xxa = a$

$8(a+3)$

How do you factor the expression 8a + 248a + 24?