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Please help me solve these!! i know its a lot but i dont understand it.!!!

Please help me solve these!! i know its a lot but i dont understand it.!!!-example-1
User Raj Verma
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1 Answer

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Well to solve fractions with unlike denominators you find the lcd, when you find it it’s better pretty easy so for 7 how many times can 3 go into 6? 2 times so then you multiply the numerator by 2 which = 4 I hope this helps you!!!