Answer:
5 * 2 is 10 + 5 and then 15 * 2 + 15 45 * 2 + 45
Step-by-step explanation:
times it by to add that number
Answer:
2x+7
Step-by-step explanation:
See the attachment for the working and an explanation of how you find the numbers in the table.
The quotient is 2x+7.
Answer:
c
Step-by-step explanation:
Use the formula for area of a circle,

and they give an approximation so use that for pi