2 years ago

Write the following proportion using colons. 7 is to 21 as 3 is to 9.

1 answer:

eduard2 years ago

8 0

This is how proportion is written 7:21=3:9. The colons are sign of division so it can be shown in the terms of fraction as 7/21=3/9 or 1/3=1/3

You might be interested in

After special medicine is introduced into a peril dish full of bacteria, the number of bacteria remaining in the dish decreases

frutty [35]

Answer: 4.3

Step-by-step explanation:

7 0

2 years ago

Read 2 more answers

Solve for x. −23(3x−4)+3x=56

labwork [276]

Answer:

x = 6/11

Step-by-step explanation:

−23(3x−4)+3x=56

Distribute

-69x + 92 +3x = 56

Combine like terms

-66x+92 = 56

Subtract 92 from each side

-66x+92-92 = 56-92

-66x =-36

Divide each side by -66

-66x/-66 = -36/-66

x = 6/11

7 0

2 years ago

Terrence walks 1/3mile in 1/12 hour. What is his walking speed in Miles per hour?

ohaa [14]

1/3 x 3 is one mile which is then 3/12 hours or 1/4 hours. Now multiply by 4 and you have

$\frac{4 \: miles}{per \: hour}$

4 0

3 years ago

Can you solve 8n- 4= 52

yKpoI14uk [10]

7 is your answer sir

3 0

2 years ago

Read 2 more answers

Which choices are equivalent to the exponential expression below? Check all that apply . (4/5) ^ 3 B. 64/125 (4/5)(4/5) + (4/5)

Dmitrij [34]

Answer:

B) 64/125

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers