Solve for x, y
x = -\frac{13}{2} = -6\frac{1}{2} = -6.5
y=4
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2x+5\times 4=7
Consider the first equation. Insert the known values of variables into the equation.
2x+20=7
Multiply 5 and 4 to get 20.
2x=7-20
Subtract 20 from both sides.
2x=-13
Subtract 20 from 7 to get -13.
x=-\frac{13}{2}
Divide both sides by 2.
x=-\frac{13}{2} y=4
The system is now solved.
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