Solve for x, y, z, a
a=2800
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x=100\times 28
Consider the first equation. Insert the known values of variables into the equation.
x=2800
Multiply 100 and 28 to get 2800.
z=2800
Consider the third equation. Insert the known values of variables into the equation.
a=2800
Consider the fourth equation. Insert the known values of variables into the equation.
x=2800 y=28 z=2800 a=2800
The system is now solved.
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