2 years ago

I really need some help with this whoever helps I will give you the brainliest answer

Mathematics

1 answer:

yarga [219]2 years ago

6 0

Answer:

standard form: y = -x^2 + 15x

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-2x + 9x What is the answer

Blababa [14]

Answer: $7x$

Remove "x" and add

-2 + 9 = 7

Add "x" back

7 -----> 7x

Note: When adding/subtracting problems like these remove "x" and then add/subtract normaly. When you get your answer put x back.

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3 years ago

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Which statements are true about the median of a data set? Check all that apply. The median isn’t affected much by one outlier. T

sasho [114]

These are all the right answers:

The median isn’t affected much by one outlier.

The median is the number in the middle of an ordered set of data.

To find the median of an even data set, find the average of the two middle numbers.

Hope this helped :)

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3 years ago

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In response to very high demand, a new bike has been marked up by 25% and is now selling for 210.00. how much was the bike befor

harina [27]

Call the price of the bike before mark up 'x', then we have:

x + 0.25x = 210
1.25x = 210
x = 168

Therefore, the bike cost $168 before 25% price increase.

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3 years ago

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Help pls itS BEEN 2 HOURS LUV U <3

nataly862011 [7]

Step-by-step explanation:

Hey there!

The equation of a circle which passes through any point having centre (h,k) is;

$( {x - h)}^{2} + ( {y - k)}^{2} = {r}^{2}$