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Using the expression 7x=3y, if y is 35 what is x

User Belac
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2 Answers

4 votes
x is 15.
Here's the instructions on how to do it.
3y = 7x, so if y is 35, we'll have to turn y into 35, which should be (3)(35) = 7x. That equals 105. Now that we got 105, we know that 105 = 7x. Next up, divide 7 by both sides, that's 15 = x.
User Zazaeil
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6 votes
the answer is 15, 3•35=105 divide 105 by7 and you have your answer
User Daniel Dror
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