Solve for x, y, z
z=40
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y=3\times 5+5\times 5
Consider the second equation. Insert the known values of variables into the equation.
y=15+25
Do the multiplications.
y=40
Add 15 and 25 to get 40.
z=40
Consider the third equation. Insert the known values of variables into the equation.
x=5 y=40 z=40
The system is now solved.
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