Write an equation in standard form for the parabola satisfying the given conditions AND SKSETCH THE GRAPH.
9. FOCUS: (7, 0); Directrix: x = -7
10. FOCUS: (-5,0); Directrix: x = 5

y=−9/2x+10

step-by-step explanation:

let's solve for y.

0−9x−2y=−20

step 1: add 9x to both sides.

−9x−2y+9x=−20+9x

−2y=9x−20

step 2: divide both sides by -2.

−2y

−2

=

9x−20

−2

y=

−9

2

x+10

answer: my brother can figure it out, imma go get him so i can answer : ) edit: my brother is sleeping, sorry man

step-by-step explanation: