3 years ago

Solve the equation 6x+3y=15for y what does y equal if x=2 if x=5

1 answer:

3 0

6x+3y=15
6*2+3y=15
12+3y=15
3y=3
y=1

6x+3y=15
6*5+3y=15
30+3y=15
3y=-15
y=-5

The answers is y=1 & -5

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