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belka [17]
3 years ago
6

I WILL AWARD BRAINLIEST!!

Mathematics
1 answer:
valina [46]3 years ago
5 0
The answer is A. x=20

x + (x+15) + 125=180
2x + 140=180
2x+140-140=180-140
2x=40
2x/2=40/2
x=20
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mary lou is twice geoge's and kate is two years younger than george the sum of all of their ages is 46 how old is everyone​
saw5 [17]

Answer:

George is 12, Mary Lou is 24 and Kate is 10.

Step-by-step explanation:

To find these, start by setting George's age as x. This means that we can model Mary Lou's age as 2x, since she is twice as old. We can also model Kate's age as x - 2 since she is two years younger. Now we can add these 3 together and set equal to 46

x + 2x + x - 2 = 46

4x - 2 = 46

4x = 48

x = 12

This means that George is 12.

Mary Lou = 2x

Mary Lou = 2(12)

Mary Lou = 24

Kate = x - 2

Kate = 12 - 2

Kate = 10

3 0
3 years ago
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A geometric figure is a set of a finite number of points
horsena [70]
Can you buttress your point?

8 0
3 years ago
How many 10-digit ternary strings are there that contain exactly two 0s, three 1s, and five 2s?
Svet_ta [14]

There are \dbinom{10}2 ways of picking 2 of the 10 available positions for a 0. 8 positions remain.

There are \dbinom83 ways of picking 3 of the 8 available positions for a 1. 5 positions remain, but we're filling all of them with 2s, and there's \dbinom55=1 way of doing that.

So we have

\dbinom{10}2\dbinom83\dbinom55=\dfrac{10!}{2!(10-2)!}\dfrac{8!}{3!(8-3)!}\dfrac{5!}{5!(5-5)!}=2520

The last expression has a more compact form in terms of the so-called multinomial coefficient,

\dbinom{10}{2,3,5}=\dfrac{10!}{2!3!5!}=2520

5 0
2 years ago
Helppppo plzn wkjejws​
Tamiku [17]

Answer:

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Step-by-step explanation:

4 0
3 years ago
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How do u insult someone who has been all but nice to you and you really wanna be their friend?
Makovka662 [10]

Answer: you don't insult someone when they are being nice to you i i cant even do that c:

Step-by-step explanation:

4 0
3 years ago
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