Answer:
-8x + 16
Step-by-step explanation:
This is called expanding brackets in algebra
1. you need to multiply the numeral on outside of the brackets with each of thosse on the inside
-4 x 2x = 8x
-4 x -4 = 16
Answer:

The inverse function is to calculate the number of rides; given the amount paid
Step-by-step explanation:
Given

per ride
Required
Explain the inverse function
First, we calculate the function
Let x represents the number of rides
So:



For the inverse function, we have:

Swap x and y

Make 3y the subject

Make y the subject

Replace y with the inverse function

The above is to calculate the number of rides; given the amount paid
Answer:
Area/Circumference is the length of a circle!
Step-by-step explanation:
38- b/c they are supplementary so 180-142=38
Answer:
since the formula of a triangle is ab/2 and since there is four simply multiply 3x4 which is 12 and divide by 2 which is 6 and 6x4= 24 and add that tp 9 since the base is just 3x3 which results for an answer of 33.
Step-by-step explanation: