<span>(8x +3) (8x-3)
</span>share the same terms
Answer:
the answer is f^2+8f+3^-4f
Right your ratio of

Simplify fraction to 3/4
Now set it up with c/100 to find the percent (c equaling the percentage of caremel brownies)
Cross multiplty:

Crossmultiply:
3c = 200
Divide (solve equation)
c = <span>
66.6666666667</span>
Yes that is right
x=-4 is a vertical line passing through the points (-4,y)
where y can be any value