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Zanzabum
3 years ago
5

Reflections please help in failing

Mathematics
1 answer:
Reptile [31]3 years ago
4 0
Ignore this. It’s just cause I need 20 characters

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Evaluate the expression 2m+2n if m=9 and n=3
tatuchka [14]
Just substitute each number in for the variables: 9 for m and 3 for n.

2m+2n
= 2(9)+2(3)
= 18+6
= 24
4 0
3 years ago
Read 2 more answers
Find the sum : <br> 3/8 + 22.5
rewona [7]

Answer:
183/8 or 22.875

Step-by-step explanation:

Take 22.5 and put it over 1 so 22.5/1

And then multiply by 8 to get a common denominator (180/8) then add the 3/8 and you get 183/8 or 22.875

4 0
2 years ago
Find the mean of these numbers:<br> 5,11,2,12,4,2
givi [52]

Answer:

6

Step-by-step explanation:

Add all the  numbers together which you get 36.

next divide 36 by the total of number you have.

so 36 divided by 6 equals 6.

6 0
3 years ago
The radio of boys to girls in a school is 4:5 there are 80 girl. How many boys are there?
love history [14]

Answer:

64=boys

Step-by-step explanation:

Boys to girls

4:5

80=girls

80÷5=16×4=64

6 0
3 years ago
What is the 5 times the sum of 7 and 23
sesenic [268]
PEMDAS
5(7+23)
5(30)
150
Hope this helped :)
7 0
3 years ago
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