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Stels [109]
3 years ago
6

Second time posting this. Please help!! :)

Mathematics
1 answer:
Vedmedyk [2.9K]3 years ago
5 0

Answer:

Step-by-step explanation:

\frac{480+24(x-40)}{x}

The numerator of the rational expression the money he earned for 'x' hours

The rate at which William is paid for each hour in excess of 40 hours 24.

x = 50 hours = (40 + 10 ) hours

The amount paid for excess 10 hours = 24 *10 = 240

Total amount earned for the week = 480 + 240 = 720

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What is the length of the unknown side?
777dan777 [17]

Answer:

Hi there!

The correct answer is: 20

Step-by-step explanation:

knowing this a right triangle you can solve this problem in two ways

Method One: Pythagorean Theorem

a^2 + b^2 = c^2 then plug in the values

(12)^2 + (16)^2 = c^2 this will come out to be 400 = c^2

square root both sides and you get c = 20

Method Two: Pythagorean Identities

if you ever learned the Pythagorean identity 3,4,5

this triangle is indeed a 3,4,5 triangle it's just that each side is multiplied by the factor 4

so in this case since you know the missing side should be 5 you just multiply 5 by 4 and you get 20

 

4 0
3 years ago
2(4 plus 2x) > 5x plus 5
blondinia [14]

Answer:

x ≤3

Step-by-step explanation:

2(4+ 2x)≥ 5x+ 5

distribute

8+4x ≥ 5x+ 5

Subtract 4x from each side

8+4x-4x≥ 5x-4x+ 5

8  ≥ x+ 5

Subtract 5 from each side

8-5 ≥ x+ 5-5

3 ≥ x

x ≤3

3 0
3 years ago
Read 2 more answers
What is the number that has 2 hundreds and the tens digit is 9 more than the ones digit?
Over [174]

The number is 290 because 2 is in the hundreds and 9 more in tens than ones place then has to be 0.

3 0
3 years ago
The amount (in percent) of a drug in a person's bloodstream h hours after its injection can be
8090 [49]

Answer:

32.41%

Step-by-step explanation:

f (h) = \frac{5h}{4h^{2} }  + 5

f (3.5) = 5(3.5)/4 (3.5)^2 +5

f(3.5) = \frac{17.5}{49} + 5

f(3.5) = 0.3241

0.3241 x 100 = 32.41%

5 0
3 years ago
Find the value of x that will make L||M.<br> Please help me!!!!
s344n2d4d5 [400]

Since they are vertical angles.... you have to set them equal to each other so

7x-7= 4x+14

Then you gotta solve it from there.

Subtract 4x to both sides

3x-7=14

Add 7 to both sides

3x=21

divide 3 to both sides

x=3

Hope that this helped you out hon :) BTW YOU ARE SO PRETTY OM FG

5 0
2 years ago
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