Answer:
A
Step-by-step explanation:
Basically, this is an observational study because the researcher does not apply any treatment.
It's not an experiment because there is no experimentation involved. :)
It's not double-blind because in that case the researcher would have to apply something to two kinds of groups. one aware one the other not. not the case.
It's not D because The observations are comparing two kinds of subjects and they are not looking for a cause and effect.
102 miles you subtract them and get the results
The correct proportion for mixing weedkiller with water is;

When the entire box contains 12 teaspoons of weedkiller, we would now have;

ANSWER:
To mix 12 teaspoons of weedkiller, 4 gallons of water is needed.
Answer:
-4 ≤x≤1
Step-by-step explanation:
Increasing means that as x goes from left to right, the y value is getting larger
The graph is increasing from -4 to 1
-4 ≤x≤1
Multiply by distribution:
6x³ - 6x² - 12x - 18x² + 18x + 36
Combine like terms:
6x³ - 24x² + 6x + 36
The correct choice is the first choice.