Solve for x
x<-2
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-3x+5-4x>19
Subtract 4x from both sides.
-7x+5>19
Combine -3x and -4x to get -7x.
-7x>19-5
Subtract 5 from both sides.
-7x>14
Subtract 5 from 19 to get 14.
x<\frac{14}{-7}
Divide both sides by -7. Since -7 is negative, the inequality direction is changed.
x<-2
Divide 14 by -7 to get -2.
Examples
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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
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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