Solve for x, y
x=90
y=7
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x=2\left(7^{2}-4\right)
Consider the first equation. Insert the known values of variables into the equation.
x=2\left(49-4\right)
Calculate 7 to the power of 2 and get 49.
x=2\times 45
Subtract 4 from 49 to get 45.
x=90
Multiply 2 and 45 to get 90.
x=90 y=7
The system is now solved.
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