dezariaspencer dezariaspencer

07-09-2017
Mathematics

contestada

solve equation
9+4y=2(3-y)
3x-3=3/4(2x+12

Respuesta :

alanannewell alanannewell

07-09-2017

9+4y=2(3-y)
9+4y=6-2y
9+6y=6
6y=-3
y=-3/6 or -1/2

3x-3=3/4(2x+12)
3x-3=3/2x+9
3x=3/2x+12
3/2x=12
x=8

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