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Liula [17]
3 years ago
15

Solve the following system of equations using the substitution method.

Mathematics
2 answers:
ad-work [718]3 years ago
8 0
The answer is D, you can also use Socratic for this type of math lol !
saul85 [17]3 years ago
7 0
D should be the correct answer
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Step-by-step explanation:

Im guessing this answer: Number of coats in the coat check will decrease because the graph shows negative association

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