Evaluate
-\frac{31x}{2}+185
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-\frac{31x}{2}+185
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180-\frac{31}{2}x-\left(-5\right)
To find the opposite of \frac{31}{2}x-5, find the opposite of each term.
180-\frac{31}{2}x+5
The opposite of -5 is 5.
185-\frac{31}{2}x
Add 180 and 5 to get 185.
180-\frac{31}{2}x-\left(-5\right)
To find the opposite of \frac{31}{2}x-5, find the opposite of each term.
180-\frac{31}{2}x+5
The opposite of -5 is 5.
185-\frac{31}{2}x
Add 180 and 5 to get 185.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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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]
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\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
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Limits
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