3m−6 4m−3=8m−3​ solving multistep equations

Which of the following circles have their centers on the x-axis? check all that apply.

Consider the following function. which of the following graphs corresponds to the given function? w. x. y. z. a. z b. y c. x d.

100,000 random people were tested for condition a. roberto's doctor told him he tested positive for condition a. if the test is 99% accurate and condition a is rare—one out of every thousand people have it. what is the probability that testing positive means roberto has condition a? 99.0% 1% 9% 99.9%