(x+y) is the coefficient of xy
Answer:
hope this helps!
Step-by-step explanation:
Sample response: The two main variables in an experiment are the independent and dependent variable. An independent variable is the variable that is changed or controlled in a scientific experiment to test the effects on the dependent variable. A dependent variable is the variable being tested and measured in a scientific experiment.
Answer:
52
Step-by-step explanation:
there are 4 eggs total 3 plain and 1 gold
so you have a 1/4 probability of picking the gold egg