Homework Help: Algebra

Posted by Angie on Friday, March 2, 2012 at 1:34pm.

The electric current I in a circuit varies directly as the voltage V. When 21V are applied, the current is 4A. What is the current when 18 volts are applied

Algebra - Damon, Friday, March 2, 2012 at 2:01pm
4 * 18/21

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