Solve for the specified variable
ax-by=8 (b)

Determine whether the samples are independent or dependent. upper a data set includes the morning and evening temperature for the lasta data set includes the morning and evening temperature for the last 90 days.90 days.

What are the sotions to the quadratic equation 9x^2=4

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?