SOLUTION: Given (1/x) = (1/a) + (1/b),
1. Solve to show x = ab/(a + b), provided that a + b does no equal 0.
2. Check the solution.
Algebra.Com
Question 1207838: Given (1/x) = (1/a) + (1/b),
1. Solve to show x = ab/(a + b), provided that a + b does no equal 0.
2. Check the solution.
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
Not much outside of just the algebra steps solving for one variable in an equation.
on right side, simplest common denominator .
and just recognize, the reciprocal of each side is what you are looking for.
----------result.
Obviously if then, not allowed for a equal to negative b.
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