these are your clues: 1. kim ran 18 races2. this was four fewer races than twice thenumber, notice it says twice the number, so you would do the equation 18x2-4; which equals the number 32.thus, 32 is your answer.
Answer from: Quest
cross multiplying, we get :
â (3) Ã (5) = (9) Ã (x)
â 15 = 9x
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