Solve for a
a=-16
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8a=-129+1
Add 1 to both sides.
8a=-128
Add -129 and 1 to get -128.
a=\frac{-128}{8}
Divide both sides by 8.
a=-16
Divide -128 by 8 to get -16.
Examples
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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