1/2-9/4y=-4/7

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Solution for 1/2-9/4y=-4/7 equation: 


y in (-oo:+oo)

1/2-((9/4)*y) = -4/7 // + -4/7

1/2-((9/4)*y)-(-4/7) = 0

(-9/4)*y+1/2+4/7 = 0

15/14-9/4*y = 0 // - 15/14

-9/4*y = -15/14 // : -9/4

y = -15/14/(-9/4)

y = 10/21

y = 10/21

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