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3 votes
-15.3 = -7.5k + 55.2

1 Answer

2 votes

Answer:

k=0.1

Explanation:

-15.3=-7.5k+55.2

7.5k=15.3+55.2

7.5k=70.5

k=70.5/7.5

k=705mul.10/75mul.10

k=705/0/750

k=0.1

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