Solve the following equation for x: 5x + 3y = 15.
x =-3/5 y − 3
x =-3/5 y + 3
x = 3/5 y + 3
x =3/5 y − 3

As voters exit the polls, you ask a representative random sample of voters if they voted for a proposition. if the true percentage of voters who vote for the proposition is 63%, what is the probability that, in your sample, exactly 5 do not voted for the proposition before 2 voted for the proposition? the probability is