SOLUTION: I don't know how to answer this question.... can you please teach me how to solve this problems???...show me how and what will be the result.... tnx 1. subtracting 8% of x from

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Question 138123: I don't know how to answer this question.... can you please teach me how to solve this problems???...show me how and what will be the result.... tnx
1. subtracting 8% of x from x is the same as multiplying x by what number?
2. if a:b= 3:7, find the ratio of (a+b) to (a-b)
Answer by checkley77(12844) About Me  (Show Source):
You can put this solution on YOUR website!
1) x-(.08x)
x-.08x=.92x answer.2) a:b=3:7
(a+b)=(3+7)=10
(a-b)=(3-7)=-4
10:-4=5:-2 answer.