07-05-2020
Mathematics

contestada

simplify the expression
4a+9+a

Respuesta :

cw05198 cw05198

07-05-2020

Answer:

5a + 9.

Step-by-step explanation:

if you are going to solve for a, then subtract 9.

5a = -9

then divide -9 by 5.

a = -1.8

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