1/2x+2y=7

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Solution for 1/2x+2y=7 equation: 


x in (-oo:+oo)

(1/2)*x+2*y = 7 // - 7

(1/2)*x+2*y-7 = 0

1/2*x+2*y-7 = 0 // - 2*y-7

1/2*x = -(2*y-7) // : 1/2

x = (-(2*y-7))/1/2

x = 2*(7-(2*y))

x = 2*(7-(2*y))

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