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attashe74 [19]
2 years ago
5

Solve for x. a) 15 b) 38.5 c) 40 d) 25 e) 65

Mathematics
1 answer:
stiks02 [169]2 years ago
3 0

Answer:

I have made it in above figure ans of this qn will option D

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2. Eric had $197 in his savings account before he was paid his weekly salary. His current
Nezavi [6.7K]

Answer:

197+n = 429

Step-by-step explanation:

He starts with 197,  he adds his salary, he ends with 429

197+n = 429

5 0
2 years ago
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Add the two expressions.<br> 2x + 6 and 6.2 - 1<br> Enter your answer in the box.
madam [21]

Answer:

8x + 5

Step-by-step explanation:

By adding

2x + 6 + 6x -1

8x + 5

8 0
3 years ago
Question 3 At 11:05 a.m. a man in a parachute is 8000 feet above the ground. At 11:08 a.m. the same man is 5400 feet above the g
Orlov [11]

Answer:

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2 years ago
Evaluate ∫ e3x cosh 2x dx A.1/ e5x+1/ex+C 10 2 B. 1/ e3x + 1/ x + C 42 C. 1/ e5x + 1/ 10 5 x + C D. 1/ e5x + 1/ ex + C 22
Irina18 [472]
Sh(2x) = (e^2x + e^-2x)/2 

<span>Thus the integral becomes </span>

<span>Int[e^3x*(e^2x + e^-2x)/2] = Int[(e^5x + e^x)/2] </span>

<span>= e^5x/10 + e^x/2 + C 
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3 0
2 years ago
chelsea takes the bus to school,but she walks home. the bus travels to the school at an average speed of 45 miles per hour. whil
jekas [21]
For this case, the first thing you should know is:
 d: v * t
 Where,
 d: distance
 v: speed
 t: time
 To go to school by bus we have:
 d = 45 * t
 To return from school we have:
 d = 2.5 * (1-t)
 how the distance is the same:45 * t = 2.5 * (1-t)
 Answer:
 the equation that will help find the time it takes chelsea to get to school on the bus is:
 45 * t = 2.5 * (1-t)
 Note: the equation will have one solution. 
4 0
3 years ago
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