∠A and \angle B∠B are supplementary angles. If m\angle A=(5x+27)^{\circ}∠A=(5x+27) ∘
and m\angle B=(5x-7)^{\circ}∠B=(5x−7)
∘
, then find the measure of \angle A∠A.

Hart manufacturing had six-month sales of $80 million, with $20 million of that amount from the internet. it set a goal to increase the percentage of total sales coming from the internet by 4 percent in the next six months. the results were total sales of $85 million. if the company meets its goal exactly, what will the dollar amount of internet sales be?