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diamong [38]
3 years ago
5

What is the value of x? 45 m (2x-5)

Mathematics
2 answers:
OleMash [197]3 years ago
8 0

Answer:

if m is supposed to be the equals (=) sign then x = 25

Step-by-step explanation:

45 = (2x-5)

+5         +5

50 = (2x)

÷2     ÷2

25 = x

Dimas [21]3 years ago
5 0

Answer: 70

Step-by-step explanation:

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A manufacturer of bicycles has determined that 550 bikes per month will be sold at a price of $250. At a price of $150, it is es
iogann1982 [59]

750 bikes would be sold for $350

Let x represent the number of bikes sold per month and y represent the price.

550 bikes are sold at a price of $250, this can be represented by (550, 250). Also, 750 bikes is sold at a price of $150, hence it is represented by (750, 150)

A linear function is represented by:

y = mx + b

m is the slope, b is the y intercept.

Therefore the function is:

y-y_1=\frac{y_2-y_1}{x_2-x_1}(x-x_1)\\\\y-250=\frac{150-250}{750-550}  (x-550)\\\\y=\frac{1}{2}x-25

The number of bikes sold for $350 is:

350 = (1/2)x - 25

x = 750

Therefore 750 bikes would be sold for $350

Find out more at: brainly.com/question/13911928

3 0
3 years ago
What are 3 equivalent ratios for 6:8, 24:18, and 15:10?
kicyunya [14]
6:8 =       3:4, 12:16, 18:24
24:18 =   4:3, 8:6, 12:9
15:10 =   3:2, 30:20, 45:30
3 0
3 years ago
Find the circumference of a circle whose radius is 2/5m​
Oksanka [162]

Answer:

.5024

Step-by-step explanation:

7 0
3 years ago
50% of population does not smoke, 20% are heavy smokers and 30% are light smokers. if heavy smokers are twice as likely to die a
Sidana [21]

Based on the calculation below, the likelihood that if someone died they were a heavy smoker is 42.11%.

<h3>How do we calculate the likelihood of an occurrence?</h3>

Let:

Likelihood that a non-smoker will die = x

Therefore, we have:

Likelihood that a light smoker will die = 2 * x = 2x

Likelihood that a heavy smoker will die= 2 * 2x = 4x

From the above, we have:

Expected number of non smokers that will die = 50% * x = 0.5x

Expected number of light smokers that will die = 30% * 2x = 60%x = 0.6x

Expected number of heavy smokers that will die = 20% * 4x = 80%x = 0.8x

Total expected = 0.5x + 0.6x + 0.8x = 1.9x

Therefore, we have:

Likelihood that a heavy smoker died = Expected number of heavy smokers that will die / Total expected = 0.8x / 1.9x = 0.4211, or 42.11%

Learn more about likelihood here: brainly.com/question/14832179.

#SPJ1

8 0
1 year ago
HELP!<br><br> Simplify: (picture below)<br><br> A. 4<br><br> B. 8<br><br> C. 32<br><br> B. 16
Marianna [84]

Answer:

Step-by-step explanation: The answer is B

6 0
3 years ago
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