Solve for x
x=-\frac{y}{3}+3.5
Solve for y
y=10.5-3x
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3x=10.5-y
Subtract y from both sides.
\frac{3x}{3}=\frac{10.5-y}{3}
Divide both sides by 3.
x=\frac{10.5-y}{3}
Dividing by 3 undoes the multiplication by 3.
x=-\frac{y}{3}+\frac{7}{2}
Divide 10.5-y by 3.
y=10.5-3x
Subtract 3x from both sides.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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