7=a/-4+2 - solution

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Solution for 7=a/-4+2 equation:

a in (-oo:+oo)

7 = a/(-4)+2 // - a/(-4)+2

7-(a/(-4))-2 = 0

1/4*a+5 = 0 // - 5

1/4*a = -5 // : 1/4

a = -5/1/4

a = -20

a = -20

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