Solve for x, y, z, a
a=5
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z=2+3
Consider the third equation. Insert the known values of variables into the equation.
z=5
Add 2 and 3 to get 5.
a=5
Consider the fourth equation. Insert the known values of variables into the equation.
x=2 y=3 z=5 a=5
The system is now solved.
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