This is how I would do it:
-8x=28-4y divide the entire equation by 4
-2x=7-y Put y back on the left and put x on the right
y=7-2x.
3.25 x 18 = 58.50
1000 - 58.50 = 941.50
Answer is 941.5
Using the arrangements formula, considering the given digits, it is found that Edward writes 6 numbers.
<h3>What is the arrangements formula?</h3>
The number of possible arrangements of n elements is given by the factorial of n, that is:
In this problem, the first digit has to be 5, while the other three are arranged, hence the total number of arrangements is given by:
More can be learned about the arrangements formula at brainly.com/question/25925367
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2,2 is 3,4 away from 5,6 and 3²+4²=25=5² so CD=5
Answer:
B Is called legs
Step-by-step explanation: