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Tamiku [17]
3 years ago
8

Expand this expression: 0.3(9x + 2) Plz help

Mathematics
1 answer:
Vikentia [17]3 years ago
4 0

Step-by-step explanation:

0.3(9x + 2) [Then we multiply to expand]

= 2.7x + 0.6 (Ans)

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Abraham told his friends to try and guess his number. He said that when you take his number and multiply it by 4 and add 12 you
lisov135 [29]

Answer:

C) 22

Step-by-step explanation:

I have set up an equation based off of what Abraham said.

(n*4)+12=100\\\\4n+12=100\\\\4n+12-12=100-12\\\\4n=88\\\\\frac{4n=88}{4}\\\\\boxed{n=22}

The number should be 22.

Hope this helps.

Hope this helps.

8 0
3 years ago
Read 2 more answers
A circle has a diameter of 21 meters. What is the circumference of the circle? Use 22/7 for ∏.
bogdanovich [222]

Answer:

66

Step-by-step explanation:

The diameter of the circle is 21. The formula for circumference is pie*radius*2. We don't have the radius but the diameter is just double the radius so just don't multiply by 2. 21 x 22 = 462. 46s divided by 7 is 66. Enjoy your answer :D

3 0
2 years ago
Find the y-intercept of the graph of the linear equation. 3/4 x + y = 10
zalisa [80]

Answer:

10

Step-by-step explanation:

slope intercept form is y=mx+b

in this case b is 10

y=-3/4x+10

4 0
3 years ago
A used car is priced at $5250. If the price is dropped to $4500, what is the percent of change in the price of the car? Round yo
saw5 [17]
85.7% 
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move decimal 2 places to the right to convert a decimal to a percentage
8 0
3 years ago
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Two 6-sided dice are rolled at the same time. How many outcomes correspond to the event that the sum of the numbers is 5?
katen-ka-za [31]
Well I don't know !
Let's count them.

You can get a 5 if the cubes
fall in any one of these ways:

1 . . . 4
2 . . . 3
3 . . . 2
4 . . . 1

That looks like four possibilities.
Can you think of any others that I missed ?
3 0
3 years ago
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