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Dmitrij [34]
3 years ago
5

Your school wants to take out an ad in the paper congratulating the basketball team on a successful season, as shown to the righ

t. The area of the photo will be half the area of the entire ad. What is the value of x?

Mathematics
2 answers:
Greeley [361]3 years ago
4 0

Answer:

(7  -  x)(4  -  x) \\ 28  -  7x  -  4x   +  x {}^{2}  \\ x {}^{2}   - 11x   +  28 = 0 \\ x {}^{2}   -  7x  - 4x + 28 = 0 \\ x (x - 7) - 4(x - 7 )= 0 \\ (x - 4)(x - 7) = 0 \\

the value of x is 7 or 4

N76 [4]3 years ago
3 0

Answer:

2.13

Step-by-step explanation:

 You need to write an equation that models the situation. Make sure you use the properties of equality to change the equation into a standard form.

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PPLEASE HELP WILL MARK IF CORRECT
qaws [65]

Answer:

f(5) = 2

Step-by-step explanation:

it says to use the function (-x+3) for when x is bigger than 2

f(x) = (-x) + 3 replace x with 5

f(5) = (-5) + 3 and f(5) = 2

8 0
3 years ago
Read 2 more answers
You joined an online coupon club. You earned 100 bonus points just by signing up. Each month you use the site, you earn another
Blababa [14]
So,

I'm assuming you want me to make a formula for figuring your points after any given month assuming that you use the site at least once a month and you don't spend your points.

After one month, you will have your base 100 points plus an additional 10 points.

100 + 10 = 110

After two months, you will have gained an additional 10.
110 + 10 = 120

We can put this into a function, where P is your points, and m is the number of months you use the site.

P(x) = 100 + 10m

So after 500 months, you will have:

P(x) = 100 + 10(500) = 5100 points!

This is identical with:
y = 100 + 10m

and

y = 10m + 100

So this can be graphed as a linear equation/function with a y-intercept of 100 and a slope of 10/1.
8 0
3 years ago
Read 2 more answers
In a mathematics test given to 15 students, the following marks (out of 100) ar recorded. Find the mean, 41,39,48,52,46,62,54,40
timurjin [86]

Answer:

54.8

Step-by-step explanation:

41+39+48+52+46+62+54+40+96+52+98+40+42+52+60 = 822

822/15= 54.8

Please mark this as Brainliest if it helped you

3 0
2 years ago
Another object has a mass of 360 g and a density of 9 g/cm3 what is the volume of the object
e-lub [12.9K]

Answer:

40 square centimeters

Step-by-step explanation:

so if the density is 9 grams per square centimeter (for every 9 grams, there is 1 square centimeter):

360/9=40

40 cm squared

3 0
2 years ago
How do you multiply a whole number by a decimal
stepladder [879]

Answer:

you must line up the decimals and multiply regularly

Step-by-step explanation:

line up the numbers and multiply straigth down

5 0
3 years ago
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