Solve for x, y, z
z=40
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2x+240-x=49\times 30
Consider the first equation. Multiply both sides by 30.
x+240=49\times 30
Combine 2x and -x to get x.
x+240=1470
Multiply 49 and 30 to get 1470.
x=1470-240
Subtract 240 from both sides.
x=1230
Subtract 240 from 1470 to get 1230.
x=1230 y=40 z=40
The system is now solved.
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