If the mean of the data set 11, 19, 4a, 7a, 14a is 71, then what is the value of a?

Why do interests rates on loans to be lower in a weak economy than in a strong one

Factor the expression using the gcf. the expression 21m−49n factored using the gcf

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.