Evaluate
\frac{y\left(x+4\right)}{56}
Expand
\frac{xy}{56}+\frac{y}{14}
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\frac{\left(x+2^{2}\right)y}{7\times 8}
Divide x+2^{2} by \frac{7\times 8}{y} by multiplying x+2^{2} by the reciprocal of \frac{7\times 8}{y}.
\frac{\left(x+4\right)y}{7\times 8}
Calculate 2 to the power of 2 and get 4.
\frac{\left(x+4\right)y}{56}
Multiply 7 and 8 to get 56.
\frac{xy+4y}{56}
Use the distributive property to multiply x+4 by y.
\frac{\left(x+2^{2}\right)y}{7\times 8}
Divide x+2^{2} by \frac{7\times 8}{y} by multiplying x+2^{2} by the reciprocal of \frac{7\times 8}{y}.
\frac{\left(x+4\right)y}{7\times 8}
Calculate 2 to the power of 2 and get 4.
\frac{\left(x+4\right)y}{56}
Multiply 7 and 8 to get 56.
\frac{xy+4y}{56}
Use the distributive property to multiply x+4 by y.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}