The answer is D. x+y=4
hope this will help
When we are given information on different products and are asked to calculate a result from these, we are generally being provided with equations, in this case to calculate the number of bags required to make the requested mixture we have the following equations:

Where A and B represent the number of bosas of each fertilizer brand, as we have two unknowns we will use two equations like this:

One incognita is cleared depending on the other

The values obtained in the second are replaced

With the value of B it is replaced in the first one to obtain the value of A:

Answer
5 bags of Vigoro Ultra Turf and 2 of Parker's Premium Starter are needed
Answer:
The answer is 6
Step-by-step explanation:

Answer: 6.6
Step-by-step explanation:
Answer:
9/35
Step-by-step explanation:
-1/7 ÷ -5/9
Copy dot flip
-1/7 * -9/5
Multiply the numerators
-1*-9 = 9
Multiply the denominators
7*5 = 35
9/35