Solve for x
x = \frac{14}{3} = 4\frac{2}{3} \approx 4.666666667
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2x-9-8x=-37
Subtract 8x from both sides.
-6x-9=-37
Combine 2x and -8x to get -6x.
-6x=-37+9
Add 9 to both sides.
-6x=-28
Add -37 and 9 to get -28.
x=\frac{-28}{-6}
Divide both sides by -6.
x=\frac{14}{3}
Reduce the fraction \frac{-28}{-6} to lowest terms by extracting and canceling out -2.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
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699 * 533
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
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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