Answer:
3
Step-by-step explanation:
3 is the complete oposite of -1/3 in terms of slopes, therefore they are perpendicular to each other.
The probability that a seventh grader chosen at random will play an instrument other than bass is 72%.
Answer:
the correct answer is 1980
Step-by-step explanation:
just know
range is all the y values.
Therefore, the range is : {-4,-2,2}
all the y values listed, however, if u have repeating y values, u only have to list it once.
I am better at substitution, but you want to get the equations as similar as possible, but are the opposite, so you can cancel it out.