Solve for x, y, z
z=28
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y=4\times 4+3\times 4
Consider the second equation. Insert the known values of variables into the equation.
y=16+12
Do the multiplications.
y=28
Add 16 and 12 to get 28.
z=28
Consider the third equation. Insert the known values of variables into the equation.
x=4 y=28 z=28
The system is now solved.
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