Solve for x
x=9
Solve for y (complex solution)
y\in \mathrm{C}
x=9
Solve for y
y\in \mathrm{R}
x=9
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5x-3y-2x+3y=27
To find the opposite of 2x-3y, find the opposite of each term.
3x-3y+3y=27
Combine 5x and -2x to get 3x.
3x=27
Combine -3y and 3y to get 0.
x=\frac{27}{3}
Divide both sides by 3.
x=9
Divide 27 by 3 to get 9.
Examples
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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