How do you solve $- 5 (a + 2) - (a - 4) = 28$ $-5(a+2)-(a-4) = 28$ ?

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Answer 1 · 2016-03-17T12:21:18

$a = - 5.67$ $a=-5.67$

$- 5 a - 10 - a + 4 = 28$ $-5a -10 -a+4=28$
$- 6 a - 6 = 28$ $-6a-6=28$
$- 6 a = 28 + 6$ $-6a=28+6$
$- 6 a = 34$ $-6a=34$
$a = - 5.67$ $a=-5.67$

How do you solve −5(a+2)−(a−4)=28-5(a+2)-(a-4) = 28?