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7th grade math help me plzzzz

7th grade math help me plzzzz-example-1

2 Answers

1 vote

Answer:

the answer is 11 days

Explanation:

if you placed the other choices for d it won't equal 160 but if you place 11 for d like this 380-20(11)= 160, multiply 20×11, you will get 220, then subtract 220 from 380, it will exactly equal 160. I hope I helped you

User Artberri
by
7.9k points
2 votes
11 days

380-20d=160

-20d=-220

-220/-20=11
User Tomas Hanus
by
8.3k points

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