Which of the following best describes the algebraic expression x/3-15?
a. a number divided by three minus fifteen.
o
b. three divided by a number minus fifteen.
o
c. a number divided by three less than fifteen.
o
d. three divided by a number less than fifteen.

answer is the third choice:

3x^5+4x^4+x^3+2x^2-10x-7=0

step-by-step explanation:

step-by-step explanation:

mean or average is 40.6

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

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