Answer:
Option A. is correct.
Step-by-step explanation:
Given: A cell phone company recently noticed a
sales decrease in the month of July compared to June such that
represent June's sales.
Also,
represents July's sales.
To find: equation that can be used to determine the sales in July
Solution:
June's sales 
Decrease in sales 
So,
July's sales 
Also,
July's sales 
Therefore,

So, option A. is correct.
If the bigger one is x, the smaller one is (x-1). The product of these two are x*(x-1)=x^2-x=342. => x^2 - x - 342= 0
Hello,
9x²-64= (3x)²-8²=(3x-8)(3x+8)
Answer:
12.5
Step-by-step explanation:
6 x 12.5 = 75
75 / 6 = 12.5
12.5 is the answer.