An average can be calculated by the quotient of the sum of all terms and the number of terms. In this instance, there are 4 pairs of shoes with three given values. Let's say x is the price of the fourth pair of shoes.

Clear the fraction by multiplying both sides of the equation by 4.
Answer:
it is 60
Step-by-step explanation:
you add all the numbers than you round it, the number is 0 so it stays the same, hope it helps, murdle
Your answer is 9s^2-9st+6st-6t^2
Ask: Which two numbers add up to -12 and multiply to 32?
-8 and -4
Rewrite the expression using the above
<u>= (y - 4)(y - 8)</u>