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Mathematics 7 Online
OpenStudy (anonymous):

13/52 = x/36 and 4. 15x - 37 = 143

OpenStudy (anonymous):

\[\frac{ 13 }{ 52} = \frac{ x }{ 36 }\]

OpenStudy (anonymous):

cross multiply

OpenStudy (anonymous):

o thanks.

OpenStudy (anonymous):

What do you get?

OpenStudy (anonymous):

9?

OpenStudy (anonymous):

Yep.

OpenStudy (anonymous):

What about the second one?

OpenStudy (anonymous):

I got 12..

OpenStudy (anonymous):

Right again

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