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Anonymous
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7/4 = 49/28 9/7 = 36/28 49 + 36 = 85/28 or 3 and 1/28
a (the variable) would equal 17. in order of inverse operations: * 49+36=85 * 85/5=17
49/36 = 113/36
Yes because they both equal 3/7 when simplified