Solve for x, y, z
z=5
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5x+7-2x=2
Consider the first equation. Subtract 2x from both sides.
3x+7=2
Combine 5x and -2x to get 3x.
3x=2-7
Subtract 7 from both sides.
3x=-5
Subtract 7 from 2 to get -5.
x=-\frac{5}{3}
Divide both sides by 3.
x=-\frac{5}{3} y=5 z=5
The system is now solved.
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