Solve for x
x=-1
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-3x+6=-3-5x+7
Combine -7x and 4x to get -3x.
-3x+6=4-5x
Add -3 and 7 to get 4.
-3x+6+5x=4
Add 5x to both sides.
2x+6=4
Combine -3x and 5x to get 2x.
2x=4-6
Subtract 6 from both sides.
2x=-2
Subtract 6 from 4 to get -2.
x=\frac{-2}{2}
Divide both sides by 2.
x=-1
Divide -2 by 2 to get -1.
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y = 3x + 4
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
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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