8+4/9r=-8 - solution

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Solution for 8+4/9r=-8 equation:

r in (-oo:+oo)

(4/9)*r+8 = -8 // + 8

(4/9)*r+8+8 = 0

4/9*r+16 = 0 // - 16

4/9*r = -16 // : 4/9

r = -16/4/9

r = -36

r = -36

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