Answer:

Step-by-step explanation:
y = f(x)
y = 2x+3
You need to switch the places of x and y, into this:
x = 2y + 3
Then solve for y:
2y = x-3


Answer:
1/5 start with A
Step-by-step explanation: 5*5=25 possible combos 5 of which will be starting with A. 5/25 can be simplified to 1/5
Answer:
sphere
Step-by-step explanation:
Human heads are close to circles and sometimes are circles
Cause it does not go through 0,0!
Your answer should be c, or 12 5/6. you would add 1/3 and 1/4 to get 7/12, then multiply it by 22 to get the mixed fraction.