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12x
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12x
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3x\left(28\times 2-50-2\right)
Multiply 7 and 4 to get 28.
3x\left(56-50-2\right)
Multiply 28 and 2 to get 56.
3x\left(6-2\right)
Subtract 50 from 56 to get 6.
3x\times 4
Subtract 2 from 6 to get 4.
12x
Multiply 3 and 4 to get 12.
3x\left(28\times 2-50-2\right)
Multiply 7 and 4 to get 28.
3x\left(56-50-2\right)
Multiply 28 and 2 to get 56.
3x\left(6-2\right)
Subtract 50 from 56 to get 6.
3x\times 4
Subtract 2 from 6 to get 4.
12x
Multiply 3 and 4 to get 12.
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Linear equation
y = 3x + 4
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Matrix
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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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