Solve for a
a=-12
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-9\times \frac{4}{3}=a
Multiply both sides by \frac{4}{3}.
\frac{-9\times 4}{3}=a
Express -9\times \frac{4}{3} as a single fraction.
\frac{-36}{3}=a
Multiply -9 and 4 to get -36.
-12=a
Divide -36 by 3 to get -12.
a=-12
Swap sides so that all variable terms are on the left hand side.
Examples
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y = 3x + 4
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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