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What is the value of X
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5 votes
What is the value of X

What is the value of X-example-1
User Max Segal
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1 Answer

5 votes

Answer:

30

Explanation:

Use part/whole proportions. 10/25 (15 + 10) = 12/x. Multiply 12 times 25 (300) = 10x (10 times x). 300 = 10x, isolate x by dividing both sides by 10 and you get 30 = x.

User Betsey
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