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prisoha [69]
2 years ago
14

How do you do this?????

Mathematics
1 answer:
marin [14]2 years ago
7 0
You but the number in for the letter and solve it

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Factorise = <br> 5m + 20
taurus [48]
So 20=2 itmes m2 times 5

5m=5 times m

so
5m=20
5 times m=2 times 2 times 5
divid eboth sides y 5
m=2 times 2
m=4
8 0
3 years ago
Evaluate the expression when x = 2, y = 5, and z = 4.
Stolb23 [73]

10y+x²

10(5)+(2)²

10(5)+4

50+4

54

Therefore, the expression has a value of 54.

5 0
2 years ago
The area for the square below is 36 square inches. what is the length of its sides
Sliva [168]

Answer:

6

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
SHOW WORK PLEASE! I WILL GIVE YOU BRAINLIEST IF YOU SHOW! DONT USE LINKS PLEASE!!!
Pavel [41]

Answer:

well if you where talking about the dice the awnser is 6 and if you are tlking about the shirts then you can do 3 times 3 i thik is the right awnser

Step-by-step explanation:

1. a dice is a cube a cube has 6 sides a single number dice is a dice that only has numbers that are by themselves so the awnser can only be on the dice 6 to 9 so now we know that it is 6 now 6 times 2 is 12 because it got rolled twice

2.

8 0
2 years ago
An EPA contractor needs to test the concentration of a substance in ten samples of the ground water. Seventy samples were
olga55 [171]

Answer:

Systematic sampling

Step-by-step explanation:

An EPA contractor needing to test the concentration of a substance in ten samples out seventy samples provided form a single source at regular time intervals.

For the contractor to effectively carry out the testing he has to employ a Non-probability system of sampling which is called Systematic sampling, because in systematic sampling we can assume the population size (x ) which in this case is 70 and the sample size( n ) to be 10

He will have to select ;  ( x / n )^th of the sampling frame for best results

7 0
3 years ago
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