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Mathematics 20 Online
OpenStudy (anonymous):

- 1/5 = r - 1/5; 0

OpenStudy (anonymous):

-1/5 = r - 1/5 -1/5 + 1/5 = r -1/5 + 1/5 0 = r + 0 r = 0.

OpenStudy (anonymous):

why am I not getting this?

OpenStudy (anonymous):

The trick is to do the same arithmetic operations to both sides. Until you have the variable on one side, and a value on the other.

OpenStudy (anonymous):

will you help me with a couple more?

OpenStudy (anonymous):

Yes.

OpenStudy (anonymous):

39 = -7p - 4; 5?

OpenStudy (anonymous):

39 + 4 = -7p - 4 + 4 43 = - 7p p = -43/7

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