Answer:
$44
Step-by-step explanation:
To get 45% of something, first multiply it by 0.45 or 45%:
80x0.45=36
Now subtract that from the original price of $80 to get your answer:
80-36=44
The answer is the sale price is $44
average of 4 numbers is 11 so 11*4 = 44
average of 5 numbers is 12.4 so 12.4*5 = 62
the 5th number = 62-44 = 18
Answer:
The value of y is y = -8x + 1.
Step-by-step explanation:

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n/-5 - 9 = 2
move -9 to the other side
sign changes from -9 to 9
n/-5-9+9=2+9
n/-5=2+9
n/-5=11
multiply both sides by -5/1 to find n
(n/-5)(-5/1)=11(-5/1)
n=-55
answer: n=-55
The answer is f(2) simply insert the x