Answer:

Step-by-step explanation:
(a+b)(a-b)
-ab+ab-

<h3>
Answer: 7</h3>
The list of single digit primes is {2,3,5,7}. The largest prime is 7, so B = 7 is the largest possible value.
Also note how 707,747 rounds to 708,000 when rounding to 3 significant figures.
Answer:
$8.96
Step-by-step explanation:
To find the total amount, multiply the percentage of the tip (20%) as 0.20 with 7.47
(7.47×0.20=1.494)
Add $1.49 to $7.47
(1.49+7.47=8.96)
And there is your total amount with a 20% tip!
$8.96
I think x=24 but not sure
The expression (n+3) represents the measure of an exterior angle of a regular octadecagonal.