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Kitty [74]
3 years ago
11

Help below please!!!!!!!!!!!!!!

Mathematics
1 answer:
Papessa [141]3 years ago
3 0
I think you have to times 3/10 3 times and then add 5/9
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Please help!!!!!!!!!!!
Assoli18 [71]

<u>Let's take this problem step by step:</u>

<u>To find the ordered pair of the system:</u>

⇒ must set both equations equal to each other

    ⇒ and solve for 'x'

<u>Let's solve:</u>

 x^2-2x+3=-2x+19\\x^2-2x+2x+3-19=0\\x^2-16=0\\(x+4)(x-4)=0

<u>Let's find the x-values:</u>

   (x-4)=0\\x=4\\\\(x+4)=0\\x=-4

<u>Let's find f(x)'s value for each 'x':</u>

 x=4\\f(4)=-2(4)+19=-8+19=11\\\\x=-4\\f(-4)=-2(-4)+19=8+19=27

<u>Answer: (4, 11), (-4,27)</u>

Hope that helps!

#LearnwithBrainly

3 0
2 years ago
levi finds a skateboard that sells 139.99. the store charges 6% sales tax about how much money will he have to spend for his ska
umka21 [38]

The amount Levi spends on this skateboard is $148.39.

Tax is an amount levied on goods and services by the government. Taxes increases the price of goods and services.

The amount Levi spends on this skateboard = value of the tax + cost of the skateboard

value of the tax = 6% x $139.99

0,06 x $139.99 = $8.40

The amount Levi spends on this skateboard = $8.40 + $139.99 = $148.39

To learn more about taxes, please check: brainly.com/question/19540033

8 0
2 years ago
What type of number is the square root of 40
MariettaO [177]
6.32 is the square root of 40
8 0
3 years ago
Read 2 more answers
please answer ASAP. I will mark brainliest, ONLY IF the answer is correct. If the answer isnt, i will report your comment and ge
Korolek [52]
Your parabola has the form ax^2+bx+c
if a>0 then it is open towards the positive y direction, for a<0 towards the negative y direction
This also means that with a>0 a global minimum exists and for a<0 a global maximum
So by changing a from a>0 to a<0 the parabola previously had a maximum and now has a minimum instead, which is the first option.
4 0
3 years ago
Find S.P. in the following cases. a) M.P. = Rs 540, discount = 5 %​
Ber [7]

Step-by-step explanation:

<u>Given</u>:-

  • MP = Rs 540. Discount = 5 %

<u>To Find:</u><u>-</u>

  • Sell price

<u>Solution</u>:-

SP = MP - Discount.

  • MP = Marked Price ( Also called List Price) SP = Selling Price.

<u>Discount = (Discount %) of </u><u>MP</u>

Discount = (5/100) 54p

Discount = 27 Rs

<u>Subtract discount from MP to get </u><u>SP</u>

SP = MP - Discount

SP = 540 - 27 Rs

SP = 513 Rs

3 0
2 years ago
Read 2 more answers
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