The right one is the 31? I think I’m guessing
Answer:
Step-by-step explanation:
remove parentheses by multiplying factors.
use exponent rules to remove parentheses in terms with exponents.
combine like terms by adding coefficients.
combine the constants.
Answer:
D
Step-by-step explanation:
(7)2.5-(12/3+6)
(7)2.5-(4+6)
17.5-10
7.5
Hope this helps!
A unit rate is when rates are expressed as a quantity of one.
It’s closest to 81 & the answer for 81 is 9