Solve for y
y = \frac{9}{8} = 1\frac{1}{8} = 1.125
Solve for x (complex solution)
x\in \mathrm{C}
y = \frac{9}{8} = 1\frac{1}{8} = 1.125
Solve for x
x\in \mathrm{R}
y = \frac{9}{8} = 1\frac{1}{8} = 1.125
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0+8y-9=0
Anything times zero gives zero.
-9+8y=0
Subtract 9 from 0 to get -9.
8y=9
Add 9 to both sides. Anything plus zero gives itself.
y=\frac{9}{8}
Divide both sides by 8.
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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