trixy31606 trixy31606

23-10-2018
Mathematics

contestada

This is a two step equation.
(I missed a week of school, the week we learned all of this)
-2a - 9 = 39

Respuesta :

itzmaxg itzmaxg

23-10-2018

Answer:

a= -24

Step-by-step explanation:

-2a-9=39

-2a-9+9=39+9

-2a= 48

-2a/-2=48/-2

Answer Link

mdlemuslopez mdlemuslopez

23-10-2018

a=-24

Add nine on both sides

-2a-9=39
+9 +9
——————-
-2a = 48

Divide -2 on both sides.

-2a-9=39
+9 +9
——————-
-2a = 48
—— ——
-2 -2

a = -24

Answer Link

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