-7-9x/7

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Solution for -7-9x/7 equation: 


x in (-oo:+oo)

-7 > (-9*x)/7 // - (-9*x)/7

-((-9*x)/7)-7 > 0

(9/7)*x-7 > 0

9/7*x-7 > 0 // + 7

9/7*x > 7 // : 9/7

x > 7/9/7

x > 49/9

x in (49/9:+oo)

(49/9:+oo)

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