Answer:
{4, 20}
Step-by-step explanation:
x2 − 24x = −80
divide -24 by 2 and square result get 144
x^2 - 24x + 144 = -80 + 144
(x - 12)^2 = 64
x - 12 = root (64)
x = 12 + 8 or x = 12 - 8
x = 20 or 4
Answer:
Which phrases can be used to represent the inequality 12-3x≥9? Check all that apply. (multi choice)
<u>
A Twelve less than three times a number is greater than or equal to nine.
</u>
B Twelve less than three times a number is at least nine.
C Twelve less three times a number is at least nine.
D Twelve minus the product of three and a number is no more than nine.
E Twelve less three times a number is at most nine.
F Twelve minus the product of three and a number is no smaller than nine.
G Twelve minus the product of three and a number is larger than nine.
Step-by-step explanation:
12 - 3x>=9
Answer:
Answer:
It is D
Step-by-step explanation:
Distribute:
=(4)(5m)+(4)(3)+2m
=20m+12+2m
Combine Like Terms:
=20m+12+2m
=(20m+2m)+(12)
=22m+12
