3 years ago

Form and solve an equation for x. 6x +40 Х 3x + 100

Mathematics

1 answer:

Blababa [14]3 years ago

5 0

Answer:

x = 22

Step-by-step explanation:

The sum of the angles round a point is 360°

Sum the given angles and equate to 360

x + 6x + 40 + 3x + 100 = 360

10x + 140 = 360 ( subtract 140 from both sides )

10x = 220 ( divide both sides by 10 )

x = 22

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In the United States, there has historically been a strong relationship between smoking and education, with well-educated people

docker41 [41]

Answer:

d) 0.70.

Step-by-step explanation:

High School Education = 187 men

High School Education and former smoker = 54 men

High School Education and moderate smoker =41 men

High School Education and heavy smoker = 36 men

The proportion of men with a high school education that are current or former smokers is given by the sum of former, moderate and heavy smokers with a high school education divided by the total number of men with a high school education sampled:

$p = \frac{54+41+36}{187} =0.70$

The proportion is 0.70.

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3 years ago

Kirsten and Molly are on a 3-day bike ride. The entire route is 156 miles. On the first day they biked 64 miles, and on the seco

timama [110]

The distance that Kirsten and Molly need to bike on their third day is obtained by subtracting the sum of the distances they have traveled after two days from the length of the entire route.

distance left = 156 miles - (64 miles + 45 miles)
= 47 miles
Thus, Kirsten and Molly need to bike 47 miles on their third day.

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3 years ago

Which numbers from 0 to 10 are both whole numbers and natural numbers?

aliya0001 [1]

1-10 is the answer to the question

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3 years ago

A migrating bird flies 539 miles in 11 hours. How many miles does it fly in 3 hours?

joja [24]

It would fly 147 miles in 3 hours

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3 years ago