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Mathematics 20 Online
OpenStudy (anonymous):

Elias, Trudy, Monica, and Carter compared the grades they each received on Friday's math test. Carter's grade was 12 points higher than Monica's grade. Trudy's grade was 4 points higher than Elias' grade. Elias' grade was 6 times the difference between Carter's and Monica's grades.

OpenStudy (anonymous):

What was Trudy's math test grade? A. 72 B. 83 C. 76 D. 68 I keep getting 52? Please help!

OpenStudy (one098):

How do you get 52?

OpenStudy (one098):

\[E=6\times(C-M)\]\[C=12+M\]\[T=4+E\]

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