Answer:



Step-by-step explanation:



<em>hope</em><em> </em><em>this</em><em> </em><em>helps</em>
<em>brainliest</em><em> </em><em>appreciated</em>
<em>good</em><em> </em><em>luck</em><em>!</em><em> </em><em>have</em><em> </em><em>a</em><em> </em><em>nice</em><em> </em><em>day</em><em>!</em>
Answer:
$120
Step-by-step explanation:
80%=$96
1%=80%/80=96/80=1.2
100%=1%×100%=1.2×100=120
Hello :
y = 3x²+9x
= 3(x² + 3x )
= 3 ( x² +2(3/2)x +(3/2)²) -(3/2)²)
= 3((x+3/2)² -9/4)
y = 3 (x+3/2)² -27/4
<span>the x-coordinate of the vertex is : - 3/2</span>
I think it is 2/17. If you do 2-0 over 17-0 you get 2/17. The equation for this is y2-x2 over y1-y2=slope