Homework Help: math

Posted by Americal on Monday, February 4, 2013 at 7:34pm.

A cold front caused the temperature to drop to 21f. The temperature after the drop was 36f. Write and solve an equation to find the temperature before the temperature dropped. my answer is 57f. my equation is 36f=21f-f

math - PsyDAG, Tuesday, February 5, 2013 at 11:41am
You answer is right, but your equation is not.

f - 21 = 36

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