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kolezko [41]
3 years ago
14

Help please? i don't know what to do if the base is X

Mathematics
1 answer:
Scilla [17]3 years ago
4 0

Answer:

area = x^2 - 4x

Step-by-step explanation:

a = x(x-4)

a = x^2 - 4x (x times x is x^2, x times -4 is -4x)

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Express 125% as a decimal
timurjin [86]

Answer:

1.25

Step-by-step explanation:

Move the decimal place two spaces left to go from a percentage to a decimal. 125.0% becomes 1.25.

3 0
4 years ago
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Evaluate (x−y)2, when x=10 and y=7.
Olin [163]

Answer:

9

Step-by-step explanation:

(x-y)^2

Let x=10 and y=7

(10-7)^2

Inside the parentheses first

3^2

Then the exponent

9

8 0
3 years ago
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From class we learned that in 2010 the federal debt (in millions) was $13,561,623 and the population of the U.S. was 309 million
ELEN [110]
Net Debt per Capita=(Short Term Debt+Long Term Debt-Cash and Cash Equivalents)/Population
From the information given:
federal debt in 2010 (in millions)=$13,561,623
Cash and cash equivalents=0
population=309 million
Hence the federal debt per capita will be:
(13,561,623)/(309)
=$43,888.75
6 0
4 years ago
It takes Dennis 1 hour to drive 65 miles, 2 hours to drive 130 miles, and 3 hours to drive 195 miles. Write an equation for the
Alex_Xolod [135]

Answer:

Step-by-step explanation:

Notice that he drives a constant speed of 65 miles per hour.

x hours × (65 miles)/hour = 65x miles

y = 65x

3 0
3 years ago
Plz help find the area asap i really need help with the math problems
lozanna [386]

Answer:

uh the area is 45 for the first one because 15*9 is 135 and 15*6 is 90 because you get 6 from 15-9 to get the length for the triangle. Then 135-90 is 45.

Step-by-step explanation:

The area for the second shape is 114 because you will take 14 multiplied by 12 and you get 168, then you will take 6*9 which is 54 and subtract that from 168, and you should get 114.

The area for the third shape is i dont even know because it doesnt give numbers unless your trying to find it with the letters but at least you got the first two

5 0
3 years ago
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