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a+3
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-8-\left(-3a\right)-\left(2a-11\right)
To find the opposite of 8-3a, find the opposite of each term.
-8+3a-\left(2a-11\right)
The opposite of -3a is 3a.
-8+3a-2a-\left(-11\right)
To find the opposite of 2a-11, find the opposite of each term.
-8+3a-2a+11
The opposite of -11 is 11.
-8+a+11
Combine 3a and -2a to get a.
3+a
Add -8 and 11 to get 3.
-8-\left(-3a\right)-\left(2a-11\right)
To find the opposite of 8-3a, find the opposite of each term.
-8+3a-\left(2a-11\right)
The opposite of -3a is 3a.
-8+3a-2a-\left(-11\right)
To find the opposite of 2a-11, find the opposite of each term.
-8+3a-2a+11
The opposite of -11 is 11.
-8+a+11
Combine 3a and -2a to get a.
3+a
Add -8 and 11 to get 3.
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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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