Answer= 71.0874524715 that is the answer but you will have to shorten it
30x + 30y = 450
20x + 25y = 345
answer: 3 square ft per minute
Answer:
(x+2) (x+3)
Step-by-step explanation:
Answer:
1
Step-by-step explanation:
Let the number be x
x² + 2x = 3
x² + 2x - 3 = 0
Product = -3
Sum =2
Factors = 3 * (-1)
x² + 3x - x - 3 = 0
x*(x+3) - (x + 3) = 0
(x + 3)(x - 1) = 0
Ignore x + 3 because the number is a positive number
x - 1 = 0
x = 1
The number is 1
