Evaluate
\frac{x\left(n+12\right)+6}{3}
Expand
\frac{nx}{3}+4x+2
Graph
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x\left(\frac{n}{3}+\frac{4\times 3}{3}\right)+2
To add or subtract expressions, expand them to make their denominators the same. Multiply 4 times \frac{3}{3}.
x\times \frac{n+4\times 3}{3}+2
Since \frac{n}{3} and \frac{4\times 3}{3} have the same denominator, add them by adding their numerators.
x\times \frac{n+12}{3}+2
Do the multiplications in n+4\times 3.
\frac{x\left(n+12\right)}{3}+2
Express x\times \frac{n+12}{3} as a single fraction.
\frac{x\left(n+12\right)}{3}+\frac{2\times 3}{3}
To add or subtract expressions, expand them to make their denominators the same. Multiply 2 times \frac{3}{3}.
\frac{x\left(n+12\right)+2\times 3}{3}
Since \frac{x\left(n+12\right)}{3} and \frac{2\times 3}{3} have the same denominator, add them by adding their numerators.
\frac{xn+12x+6}{3}
Do the multiplications in x\left(n+12\right)+2\times 3.
x\left(\frac{n}{3}+\frac{4\times 3}{3}\right)+2
To add or subtract expressions, expand them to make their denominators the same. Multiply 4 times \frac{3}{3}.
x\times \frac{n+4\times 3}{3}+2
Since \frac{n}{3} and \frac{4\times 3}{3} have the same denominator, add them by adding their numerators.
x\times \frac{n+12}{3}+2
Do the multiplications in n+4\times 3.
\frac{x\left(n+12\right)}{3}+2
Express x\times \frac{n+12}{3} as a single fraction.
\frac{x\left(n+12\right)}{3}+\frac{2\times 3}{3}
To add or subtract expressions, expand them to make their denominators the same. Multiply 2 times \frac{3}{3}.
\frac{x\left(n+12\right)+2\times 3}{3}
Since \frac{x\left(n+12\right)}{3} and \frac{2\times 3}{3} have the same denominator, add them by adding their numerators.
\frac{xn+12x+6}{3}
Do the multiplications in x\left(n+12\right)+2\times 3.
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}