Answer:
the answer is 10
Step-by-step explanation:
f(2) that means the value of x= 2
the substitute x=2 in the 4(2)+2.Replace x with 2
Answer: 12
Step-by-step explanation:
If there were 6 pieces and Keith ate 2 of the pieces, then there would be 4 pieces left.

and when you reduce it it would be
Answer:
11
Step-by-step explanation:
The lines on the outside simply means "absolute value". This just takes any negative number and makes it positive. In this case, 15-4 is already positive so the answer is just positive 11.
I think it’s how many weekdays he’s practiced soccer so it’d be 30x x being the number of days!