brodywill245 brodywill245

03-02-2021
Mathematics

contestada

What value of r is a solution to this equation?
-3 = 3(r + 10)
r = -11
r= -9

Respuesta :

dohertysa8 dohertysa8

03-02-2021

Answer:

r=-11

Step-by-step explanation:

substitute -11 and -9 for r.

-3=3(r+10)

-3=3(-11 +10)

-3=-33+30

-3=-3

-3=3(r+10)

-3=3(-9+10)

-3=-27+30

-3=3

(that does not make sense, -3=3, so r would be -11.)

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