SOLUTION: x=-10+y -7x-3y=20

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Question 297761: x=-10+y -7x-3y=20
Answer by user_dude2008(1862) About Me  (Show Source):
You can put this solution on YOUR website!
-7x-3y=20
-7(-10+y)-3y=20
70-7y-3y=20
70-10y=20
-10y=-50
y=5
x=-5