When evaluating (6x+9)2 - 5 for x = 1, the given value of 1 is substituted for what part of the expression?
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The administrator of a large assisted living facility wanted to know the average age of the residents living at the facility. he randomly selected 12 residents and determined their age, listed here: 80, 65, 75, 83, 68, 73, 88, 79, 94, 72, 79, 68 what's the average age of the sample of residents? a. 79 years old b. 68 years old c. 75 years old d. 77 years old

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base