9/2x+7/2y=-49

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Solution for 9/2x+7/2y=-49 equation: 


x in (-oo:+oo)

(9/2)*x+(7/2)*y = -49 // + 49

(9/2)*x+(7/2)*y+49 = 0

9/2*x+7/2*y+49 = 0 // - 7/2*y+49

9/2*x = -(7/2*y+49) // : 9/2

x = (-(7/2*y+49))/9/2

x = -2/9*(7/2*y+49)

x = -2/9*(7/2*y+49)

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