Asked by bob


{2y =8x+6
9x+3y=21
Answered by Brianna
y=4x+3

then plug it into the other equation

9x+3(4x+3)=21
9x+12x+9=21
21x+9=21
21x=12
x=12/21

then plug that into the original equation to find y
Answered by bob
Y = 19/28
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