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Mathematics 13 Online
OpenStudy (anonymous):

Solve for the variable. w + 12 = 33 A. 21 B. 45 C. -21 D. -45

jimthompson5910 (jim_thompson5910):

you got ???

OpenStudy (anonymous):

This is a typical algebra problem--your goal is to isolate w. To do that, you need to get rid of the 12. How would you do that?

OpenStudy (anonymous):

A

OpenStudy (anonymous):

yep, way to go--by subtracting 12 from both sides you get w = 33 - 12 w = 21

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