Solve for x_2
x_{2}=4-y_{2}
Solve for y_2
y_{2}=4-x_{2}
Quiz
Algebra
x2+y2=4
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x_{2}=4-y_{2}
Subtract y_{2} from both sides.
y_{2}=4-x_{2}
Subtract x_{2} from both sides.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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