Problema Solution
Steve gave away half his stamp collection to his friend. He gave 27 stamps to his sister. If Steve now has only 15 stamps left, how many stamps did he start out with?
Answer provided by our tutors
Let 'x' represent the number of stamps that Steve started with.
x/2 + 27 + 15 = x
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click here to see the equation solved for x
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x = 84 stamps
Steve had 84 stamps to start with.