Answer:
$7.67
Step-by-step explanation:
So if 8 pens cost $4.72, one pen would cost $0.59. 0.59 x 13 will be equal to 7.67.
1/5 is the value but all you do is take the first number which would be your numerator and add both the first and last number together to get your denominator
Answer:

Key:
• 
Step-by-step explanation:



Answer:
f x − x + 3
Step-by-step explanation:
Substitute the given value into the function and evaluate.
PLEASE MARK BRAINLIEST!!
Answer:
Hey!
Your answer is...-1.22803363764 !
Step-by-step explanation:
BUT TO MAKE IT MORE PRECISE, YOUR ANSWER SHOULD BE ROUNDED TO 2 Decimal Places WHICH MAKES IT... -1.23!
HOPE THIS HELPS!