Solve for y, x
x=-4
y=5
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y=12-7
Consider the first equation. Subtract 7 from both sides.
y=5
Subtract 7 from 12 to get 5.
5+x=1
Consider the second equation. Insert the known values of variables into the equation.
x=1-5
Subtract 5 from both sides.
x=-4
Subtract 5 from 1 to get -4.
y=5 x=-4
The system is now solved.
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