Solve for v
v=15
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v+40=55
Multiply both sides of the equation by 5.
v=55-40
Subtract 40 from both sides.
v=15
Subtract 40 from 55 to get 15.
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 ) }
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Limits
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