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Mathematics 9 Online
OpenStudy (anonymous):

don't understand how to write algebraic expressions from a word problem, can anyone help me?

OpenStudy (anonymous):

Type word problem that is giving you grief!

OpenStudy (anonymous):

..then I can help you.

OpenStudy (anonymous):

The final grade for this course is calculated by dividing total points earned by total points available, and a grade of 72% is required to earn a C. There are 618 points available in the first four weeks of the course and 255 points in the last two weeks of the course. If a student earns a grade of 63% in the first four weeks of the course, what percentage grade must the student earn in the last two week in order to earn a final grade of C? She will accept an answer that is expressed as a decimal.

OpenStudy (anonymous):

if i just needed to come up with the answer, i could get that, but not by writing it out as an algebraic expression.

OpenStudy (anonymous):

are you still here?

OpenStudy (anonymous):

Call the main thing that you don't know, x or whatever. Express other things that you don't know in terms of x and things that u do know. Follow your nose, you will see what I mean.

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