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Given that R= 4x + 4y Find x when y = 9 and R = 6 Give your answer as an improper fraction in its simplest form.
Question
Given that R= 4x + 4y
Find x when y = 9 and R = 6
Give your answer as an improper fraction in its simplest form.
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Mathematics
5 years
2021-07-31T12:36:35+00:00
2021-07-31T12:36:35+00:00 2 Answers
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Answers ( )
you first substitute your given digits into the equation then you collect like terms and you get your answer
x = -15/2
6 = 4x + 4(9)
4x = -30
x = -30/4 = -15/2