7x+2-x=-4 - solution

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Solution for 7x+2-x=-4 equation:

x in (-oo:+oo)

7*x-x+2 = -4 // + 4

7*x-x+2+4 = 0

6*x+6 = 0 // - 6

6*x = -6 // : 6

x = -6/6

x = -1

x = -1

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