Evaluate
-\frac{17x}{4}-2
Factor
\frac{-17x-8}{4}
Graph
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\frac{3x}{4}+\frac{4\left(-5x-2\right)}{4}
To add or subtract expressions, expand them to make their denominators the same. Multiply -5x-2 times \frac{4}{4}.
\frac{3x+4\left(-5x-2\right)}{4}
Since \frac{3x}{4} and \frac{4\left(-5x-2\right)}{4} have the same denominator, add them by adding their numerators.
\frac{3x-20x-8}{4}
Do the multiplications in 3x+4\left(-5x-2\right).
\frac{-17x-8}{4}
Combine like terms in 3x-20x-8.
\frac{3x-20x-8}{4}
Factor out \frac{1}{4}.
-17x-8
Consider 3x-20x-8. Multiply and combine like terms.
\frac{-17x-8}{4}
Rewrite the complete factored expression.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}