anonymous
  • anonymous
what yay
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa qui officia deserunt mollitia animi, id est laborum et dolorum fuga. Et harum quidem rerum facilis est et expedita distinctio. Nam libero tempore, cum soluta nobis est eligendi optio cumque nihil impedit quo minus id quod maxime placeat facere possimus, omnis voluptas assumenda est, omnis dolor repellendus. Itaque earum rerum hic tenetur a sapiente delectus, ut aut reiciendis voluptatibus maiores alias consequatur aut perferendis doloribus asperiores repellat.
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
@whpalmer4 @Elsa213 @rayman5766 @Teddyiswatshecallsme @uybuyvf @ikram002p @OregonDuck @phi @Astrophysics @sweetburger @DullJackel09 @Freshprince1k @ganeshie8 @KAKES1967
Mehek14
  • Mehek14
can you attach a pic of the graph? :)
anonymous
  • anonymous
yes one sec

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More answers

Mehek14
  • Mehek14
when x = 18, y = 0 when x = 21, y = 41.25
Mehek14
  • Mehek14
so now we use the slope formula
anonymous
  • anonymous
41.25-0/21-18
Mehek14
  • Mehek14
\(\dfrac{41.25-0}{21-18}\)
Mehek14
  • Mehek14
correct so what does that give you?
anonymous
  • anonymous
41.25/3 13.75
anonymous
  • anonymous
oh ok thank you!!
Mehek14
  • Mehek14
correct so your answer is C and yw ^_^
anonymous
  • anonymous
can u help with one more
Mehek14
  • Mehek14
sure
anonymous
  • anonymous
i think its A
Mehek14
  • Mehek14
|dw:1439325900496:dw| the circles are the solutions
Mehek14
  • Mehek14
so all you have to do is look at the x value for the solution
anonymous
  • anonymous
are u sure?
Mehek14
  • Mehek14
|dw:1439325947028:dw|
Mehek14
  • Mehek14
so you can see x = -5
Mehek14
  • Mehek14
and x = 0.9
anonymous
  • anonymous
oh nvm you're right!
Mehek14
  • Mehek14
I don't know how you got A...
anonymous
  • anonymous
i know lol i messed up
anonymous
  • anonymous
ok i swear last question
Mehek14
  • Mehek14
ok ^_^
Mehek14
  • Mehek14
do you know FOIL?
anonymous
  • anonymous
i don't use that method in school
Mehek14
  • Mehek14
but do you know how to use it?
anonymous
  • anonymous
no
Mehek14
  • Mehek14
|dw:1439326208401:dw|
anonymous
  • anonymous
ohh yea i always use that i just don't call it FOIL
Mehek14
  • Mehek14
\((2x+2)(2x+3)=7\)
anonymous
  • anonymous
4x^2+10x+6=7
anonymous
  • anonymous
4x^2+10x-1=0
Mehek14
  • Mehek14
\(2x*2x=4x^2\\2x*3=6x\\2*2x=4x\\2*3=6\\4x^2+10x+6=7\)
Mehek14
  • Mehek14
correct you subtract 6-7 = -1
anonymous
  • anonymous
ok thanks for your time and help!!
Mehek14
  • Mehek14
your welcome ^_^

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