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Algebra basics

Lesson 7: Writing & solving proportions

Writing proportions

4 markers cost dollar sign, 7, point, 04.

Which equation would help determine the cost of 7 markers?

(Choice A)
start fraction, 4, divided by, 7, end fraction, equals, start fraction, dollar sign, 7, point, 04, divided by, x, end fraction
(Choice B)
start fraction, x, divided by, 7, end fraction, equals, start fraction, 4, divided by, dollar sign, 7, point, 04, end fraction
(Choice C)
start fraction, 7, divided by, x, end fraction, equals, start fraction, dollar sign, 7, point, 04, divided by, 4, end fraction
(Choice D)
start fraction, 4, divided by, 7, end fraction, equals, start fraction, x, divided by, dollar sign, 7, point, 04, end fraction
(Choice E)
None of the above

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