Answer:
Step-by-step explanation:
9/5 = 1.8
1.8*100 = 180%
That means the answer is A
Answer:
40320
Step-by-step explanation:
! means take that number and multiply all the numbers down to 1
8! means
8*7*6*5*4*3*2*1 =40320
R * s = 273
r = s - 8.....s = r + 8
r(r + 8) = 273
r^2 + 8r = 273
r^2 + 8r - 273 = 0
(r - 13)(r + 21) = 0
r - 13 = 0
r = 13
r + 21 = 0
r = -21.....extraneous solution...not ur answer
r = 13
s = r + 8 = 13 + 8 = 21
so there are 13 rows.....each row containing 21 seats
-x+6 ??? im not 100% sure
Answer:
terrells' age is 18 years old
Step-by-step explanation:
d represents dantes' age
t represents terrells' age
d= 3t
d+ t = 72
substitute d to the second equation
d+ t = 72
3t+t=72
4t = 72
t = 18
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