Solve for x
x<6
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8x-9<39
Combine 2x and 6x to get 8x.
8x<39+9
Add 9 to both sides.
8x<48
Add 39 and 9 to get 48.
x<\frac{48}{8}
Divide both sides by 8. Since 8 is positive, the inequality direction remains the same.
x<6
Divide 48 by 8 to get 6.
Examples
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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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