How do you solve $-3 (r +6)=27$ ?

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Answer 1 · 2018-05-08T00:41:10

$r=-15$

$-3 (r+6)=27$

We wanna start by using the distributive property

$(-3)(r) + (-3)(6) = 27$

#-3r -18 = 27

Add $18$ on both sides

#-3r - 18 + 18 = 27 + 18

-3r = 45

Divide both sides by $-3$

$(cancel(-3)r)/cancel(-3) = 45/(-3)$

$r=-15$

How do you solve -3 (r +6)=27-3 (r +6)=27?