It can go up to four dimensional.
2x² - 3xy
2(1)² - 3(1)(2)
2(1) - 3(2)
2 - 6
-4
Answer:
and 
Step-by-step explanation:
n is a number.
a number squared is 
27 more than a number squared is 
n is a number.
three times a number is 3 times n, or 
one less than that is 
Hope this answer helped! :)
45/75 = 30/x
30*75 = 2250/45 = 50
EF = 50 in.
Answer:
last option at the bottom
Step-by-step explanation:
(see attached)