Which equation below is perpendicular to y = - 2/5x - 7

Felix wrote several equations and determined that only one of the equations has no solution. which of these equations has no solution?

Atown recently dismissed 5 employees in order to meet their new budget reductions. the town had 5 employees over 50 years of age and 19 under 50. if the dismissed employees were selected at random, what is the probability that exactly 2 employees were over 50? express your answer as a fraction or a decimal number rounded to four decimal places.

What is one way that adding and subtracting polynomials is similar to adding and subtracting whole numbers and integers