Solve for x
x = \frac{7}{5} = 1\frac{2}{5} = 1.4
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-5x=-22+15
Add 15 to both sides.
-5x=-7
Add -22 and 15 to get -7.
x=\frac{-7}{-5}
Divide both sides by -5.
x=\frac{7}{5}
Fraction \frac{-7}{-5} can be simplified to \frac{7}{5} by removing the negative sign from both the numerator and the denominator.
Examples
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Linear equation
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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