Solve for x
x<-3
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3x-9-8x>6
Subtract 8x from both sides.
-5x-9>6
Combine 3x and -8x to get -5x.
-5x>6+9
Add 9 to both sides.
-5x>15
Add 6 and 9 to get 15.
x<\frac{15}{-5}
Divide both sides by -5. Since -5 is negative, the inequality direction is changed.
x<-3
Divide 15 by -5 to get -3.
Examples
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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
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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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