Evaluate the expression when a = 6 and x = -3.
-a+7x

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal

Pleting the square f the given find the x-intercepts of the parabola with vertex (-5,13) and y-intercept (0, 12). write your answer in this form: (14,.99). if necessary, round to the nearest hundredth. *- h enter the correct answer, de verter, and ametry 00000 done doo