Answer:
697.2
Step-by-step explanation:
693 or 714 is an option
693 is 33.0 x 21 = 693
714 is 34.0 x 21 = 714
recall from the previous posting, 2⁸ = 256, so that's one way to represent it.
now, another way hmmm
A). 4r − 3
There are no like terms.
= 4r − 3
B). x + 7
= x + 7