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valina [46]
3 years ago
11

What is the solution to the equation 13.7y = 6.2y + 30? y = –4 y = –1.5 y = 1.5 y = 4

Mathematics
2 answers:
MariettaO [177]3 years ago
7 0

9514 1404 393

Answer:

  y = 4

Step-by-step explanation:

This is a "2-step" equation. Subtract the y-term on the right, then divide by the coefficient of y.

  13.7y = 6.2y +30

  13.7y -6.2y = 6.2y -6.2y +30 . . . . subtract 6.2y

  7.5y = 30 . . . . . simplify

 7.5y/7.5 = 30/7.5 . . . . . . divide by 7.5

  y = 4 . . . . . . . . . simplify

sammy [17]3 years ago
3 0

Answer:

4

Step-by-step explanation:

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We don't know the numbers of coupons sent to existing members and to potential members, but we know a relationship between the number.

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Then 5x = number of coupons sent to potential members.

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Step-by-step explanation:


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Please, see the attached files.

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