7m-9=-2 - solution

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Solution for 7m-9=-2 equation:

m in (-oo:+oo)

7*m-9 = -2 // + 2

7*m-9+2 = 0

7*m-7 = 0 // + 7

7*m = 7 // : 7

m = 7/7

m = 1

m = 1

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