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How do you do 3x-5y=-2 x+3y=4 Please show work

How do you do 3x-5y=-2 x+3y=4 Please show work
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0 votes
How do you do
3x-5y=-2
x+3y=4
Please show work

asked
User Eric Herlitz
by
7.3k points

1 Answer

4 votes
3x-5y=-2
-3(x+3y=4)
You multiply the whole equation by three so you can cancel out the three x
3x-5y=-2
-3x-9y=-12
Now you can cancel out the 3x
-5y=-2
-9y=-12
Now add them together
-14y=-14
So y=1

answered
User Vanguard
by
8.1k points
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