Use the Quadratic Formula to solve for y in the following equation. $49 x ^ { 2 } - 42 x y + 9 y ^ { 2 } - 90 x - 10 y = 0$
A) $\frac { - 21 x - 5 \pm \sqrt { - 42 x + 835 } } { 9 }$
B) $\frac { 2 ( 21 x + 5 ) \pm \sqrt { - 42 x + 3340 } } { 9 }$
C) $\frac { 21 x + 5 \pm \sqrt { 1020 x + 25 } } { 9 }$
D) $\frac { 42 x + 10 \pm \sqrt { - 21 x + 1645 } } { 18 }$
E) $\frac { - 42 x - 10 \pm \sqrt { - 21 x + 910 } } { 18 }$

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The Answer of Use the Quadratic Formula to solve for y in the following equation. $49 x ^ { 2 } - 42 x y + 9 y ^ { 2 } - 90 x - 10 y = 0$
A) $\frac { - 21 x - 5 \pm \sqrt { - 42 x + 835 } } { 9 }$
B) $\frac { 2 ( 21 x + 5 ) \pm \sqrt { - 42 x + 3340 } } { 9 }$
C) $\frac { 21 x + 5 \pm \sqrt { 1020 x + 25 } } { 9 }$
D) $\frac { 42 x + 10 \pm \sqrt { - 21 x + 1645 } } { 18 }$
E) $\frac { - 42 x - 10 \pm \sqrt { - 21 x + 910 } } { 18 }$

Use the Quadratic Formula to Solve for Y in the Following