javir97 javir97

02-09-2021
Mathematics

contestada

help me please

3(y+7)=2(y+9)-y

THANK YOU!!!!

Respuesta :

ss6385528 ss6385528

02-09-2021

Answer:

3y+21=2y+18-y

3y+21=y+18

3y-y=18-21

2y=-3

y=-3/2

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