Evaluate
18q+240
Factor
6\left(3q+40\right)
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80+18q+60+100
Add 40 and 40 to get 80.
140+18q+100
Add 80 and 60 to get 140.
240+18q
Add 140 and 100 to get 240.
2\left(120+9q\right)
Factor out 2.
9q+120
Consider 20+20+9q+30+50. Multiply and combine like terms.
3\left(3q+40\right)
Consider 9q+120. Factor out 3.
6\left(3q+40\right)
Rewrite the complete factored expression.
Examples
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
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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