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22 votes
2 1/4 = 1 2/7÷x

what is x?

User Zahidur
by
8.8k points

1 Answer

13 votes

Answer:

x=4/7

Explanation:

Change mixed fractions to improper fractions

2 1/4 = 9/4

1 2/7 =9/7

Therefore, we have

9/4=9/7÷x

9/7÷x is 9/7×1/x=9/7x

Then, we have

9/4=9/7x

Cross multipy

9×7x=9×4

63x=36

Make x the subject of the formula, we have

x=36/63

x=4/7

User David Diez
by
8.2k points

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