Answer:70
Step-by-step explanation:82+82+82+70=316/4=70
To find the average of multiple number you have to add up all of the numbers and then divide by the amount of numbers (in this case 4). You could easily do this by guess&check in a calculator.
Answer: x=(z-a)/b
Step-by-step explanation:
First subtract a from both sides to begin isolating x on its side of the equation. This gives you bx=z-a. Next, divide b from both sides to finish isolating x. This gives you x=(z-a)/b
6(n+1)= ?? When n = 9
6(9+1)=?
6x10=60
It is adding 4 every time.
7 is the first term.
To get the 31st term, add 30*4 to 7 (why?)
The 31st term is 7+30*4=127
6/5 is the answer to this question