Question

Y = -1/3x + 3
2x - 3y = -18
pls explain and tell the answer :(
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Answer 1

-18=2x-3(-1/3x+3)

-18=2x+x-9

-18=3x-9

-18+9=3x

3x=-9

x=-9

y=-3(-1/3)+3

y=1+3

y=4