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Xelga [282]
2 years ago
14

Maria is 8 years older than her brother, and the sum of their ages is 72 years. How old is her brother?

Mathematics
1 answer:
Elena L [17]2 years ago
3 0

Answer:

32

Step-by-step explanation:

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Ben and Carmella want to go to a basketball game. Carmella proposes they use a bag of 90 lettered tiles to decide who will pay f
navik [9.2K]

Answer:

72.1%

2

Step-by-step explanation:

Please give me brainliest, I really need it.

4 0
2 years ago
Can someone please help me!!!​
astra-53 [7]

Answer:

H. 260

Step-by-step explanation:

We'll begin this problem by first figuring out how many students will be able to sit at the first fourteen tables.

14 tables * 14 students = total students

196 = total students ( for those fourteen tables)

Now we also know that sixteen students can sit on the rest of the cafeteria tables.

We need to find the number of tables can hold sixteen students.

To do this, we'll lead with a simple equation:

18 tables total - 14 tables = # of remaining tables

4 = # of remaining tables

Now we're going to do the same thing we did with the original tables:

4 tables * 16 students = total students

64 = total students

Finally, we add both of the tables max values together:

64 + 196 = 260

7 0
2 years ago
4x+3x-5x-5+5x+5x-x3+x2-8x+2x+7-5x
Yuri [45]

1.) Group like terms: 4x+3x-5x+5x+5x-3x+2x-8x+2x-5x-5+7

2.) Add similar elements: = 4x+3x-5x+5x+5x-3x+2x-8x+2x-5x=0

3.) =-5+7

4.) Add/Subtract the numbers: -5 + 7 = 2

<u>Your Answer: 2</u>

5 0
3 years ago
What is the surface area of the following cylinder in square centimeters? 54.95 cm2 471 cm2 47.1 cm2 31.4 cm2
goldfiish [28.3K]

Answer:

54.95

hope this helps :p

5 0
3 years ago
Lianne charged twice as much to walk a large dog than she did to walk a small dog. This week she had time to was 10 small dogs a
guapka [62]
Well she charged twice as much to walk large then small. Let s be small and l be large.
We we know that
l = 2s

we also know that she wants to make 100 so
xl + ys = 100

Where where x is number of large and y is number of small. it says she walked 10 small and 5 large so
5l + 10s = 100

substitute 2s for l because they are same value as shown in first equation I made
5 (2s) + 10s = 100
10s + 10s = 100
20s = 100
s = 5

we can now solve for l
l = 2s
l = 2 * 5
l = 10

So s is 5 and l is 10.

4 0
3 years ago
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