Solve for v
v\geq 10
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7v\geq 65+5
Add 5 to both sides.
7v\geq 70
Add 65 and 5 to get 70.
v\geq \frac{70}{7}
Divide both sides by 7. Since 7 is positive, the inequality direction remains the same.
v\geq 10
Divide 70 by 7 to get 10.
Examples
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Matrix
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Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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