Solve for x, y, z
z=7
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y=1+2\times 3
Consider the second equation. Insert the known values of variables into the equation.
y=1+6
Multiply 2 and 3 to get 6.
y=7
Add 1 and 6 to get 7.
z=7
Consider the third equation. Insert the known values of variables into the equation.
x=3 y=7 z=7
The system is now solved.
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