A suitable calculator can row-reduce the augmented matrix.
first number: 3
second number: 1
third number: 8
Answer:
1. 150+3x=130+5x
20=2x
x=10
10 visits
1. 150-5x=130-3x
20=2x
x=10
10 minute
Step-by-step explanation:
You could flower 6 plants before needing to refill
I think you can do this way:
Volume = B*h where B is the area of the base.
B= 4 * 10 = 40
V= 40 * 15
V= 600 cm^3