Answer:
A. Subtraction
B. Subtraction
C. x+4=11
-4 -4
D. x=7
Step-by-step explanation:
Answer:
i got 16.25=2
Step-by-step explanation:
10 refers to the number of 100's
multiple 10 by 100 to get 1000

The equation of the red parabola is :
therefore , correct option in A
725 is equal to (number of rows)*(number of seats per row)
r = s-4
725 = (s-4)s
s^2-4s-725 = 0
Factoring: (s-29)(s+25) = 0
Thus there are 29 seats per row, and 25 rows.