7+3x/4=-x/9

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Solution for 7+3x/4=-x/9 equation:


x in (-oo:+oo)

(3*x)/4+7 = -x/9 // + -x/9

(3*x)/4-(-x/9)+7 = 0

(3*x)/4+(1/9)*x+7 = 0

31/36*x+7 = 0 // - 7

31/36*x = -7 // : 31/36

x = -7/31/36

x = -252/31

x = -252/31

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