7m-9=m-57

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Solution for 7m-9=m-57 equation: 


m in (-oo:+oo)

7*m-9 = m-57 // - m-57

7*m-m-9+57 = 0

6*m+48 = 0 // - 48

6*m = -48 // : 6

m = -48/6

m = -8

m = -8

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