Assuming "i" is an imaginary unit:
Expand and Simplify 2(3x - 1) - 4(2x +3) please
2 answers:
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Answer: 35
Step-by-step explanation:
The average can be found by adding their ages together and dividing by the number of ages.
Given:
= 23
Multiply both sides of the equation by 5:
19 + 20 + 20 + 21 + x = 115
Combine like terms:
80 + x = 115
Subtract 80 from both sides of the equation:
x = 35
Erica is 35.
We have to find the number of ways an employer send 3 employees to a job fair if she has 11 employees.
This is the problem from combination.
The formula for combination is given by
Here, n= 11, r= 3
Therefore, total number of ways is given by
A is the correct option.