Answer:
The answer is 3.6 hours. that is how long it takes for the tank to be filled
The formula to start with is (DC +CE) * CE = (AB + BE) * BE
Replace the letters with the numbers and equations:
(1 + x+4) * x+4 = (11 + x+1) * x+1
(x+5) * (x+4) = (x+12) * (x+1)
x^2 + 9x +20 = x^2 +13x +12
x^2 = x*x = 2x
11x+20 = 15x+12
20 = 4x+12
8 = 4x
x = 8/4
x = 2
Answer:
I think d is a one on one function while c is a function but a multiple relation function, sorry if im wrong
Answer:
x=24,50n+30,00m
Step-by-step explanation:
In this equation n stands for the total amount of shirts sold and m for the total amount of jeans sold.
Answer:
85
Step-by-step explanation:
by dividing 2550 from 30
