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Deffense [45]
3 years ago
13

PLEASE HELP WITH THIS I HAVE NO IDEA HOW TO SOLVE!!!!

Mathematics
1 answer:
VARVARA [1.3K]3 years ago
4 0
Write the vertex form of the equation and find the necessary coefficient to make it work.
.. y = a*(x +3)^2 -2
.. = ax^2 +6ax +9a -2

You require the y-intercept to be 7. So, for x=0, you have
.. 9a -2 = 7
.. 9a = 9
.. a = 1

The equation you seek is
.. y = x^2 +6x +7

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20% of 248 is 49.6

Step-by-step explanation:


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the elevator of new orleans, louisiana is on average 8 ft below sea level. the elevation of EL Centro, california is 39ft below
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4 years ago
Evaluating expressions:<br> 1. x + 9 when x = 3
balu736 [363]

⇨ The numeric value of this expression = 12.

<h3> </h3>
  • To solve this expression, just <u>replace '</u><u>x</u><u>'</u> by the <em>indicated value</em>, being the number 3, and <em>perform</em> the <em>indicated </em>math <em>operations</em>.

{\large \displaystyle \sf {1 \cdot x+9  }}

{\large \displaystyle \sf {x=3  }}

{\large \displaystyle \sf {1 \cdot 3+9  }}

{\large \displaystyle \sf { 3+9  }}

{\orange{\boxed{\boxed{\pink {\large \displaystyle \sf { \ 12 \   }}}}}}\\\\

  • Therefore, we can conclude that, the correct value of this expression = 12.

{\orange{\boxed{\boxed{\pink {\large \displaystyle \sf { \ 12 \   }}}}}}\\\\

<h3><em>Hope this helps! ❤️</em></h3>

4 0
2 years ago
Mei subscribed to a magazine at a rate of $24 for 12 issues. When she placed her order, Mei used a coupon that added 3 free bonu
Delvig [45]

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It didn't

Step-by-step explanation:

This is because the coupon adds them for free, this means that one week she got 15 instead of 12. This had no effect on the cost of her perscription because it was free.

8 0
3 years ago
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Rewrite the following fractions with a denominator of 12 :<br> 24/36 , 54/72
Leviafan [203]
For the denominator of 12, Your fractions will now look like:

8/12 ( Simplify if needed) as well as

9/12 (Simplify if needed)


You want to find the multiple that will give you 12 upon the bottom of the fraction and divide your numerator by that number as well. For the first one, it’s 3, and for the second one, it’s 6
6 0
3 years ago
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