Best bet moving company charges 800 dollars plus 16 dollars per hour. third bet moving company charges 720 dollars plus 21 dollars per hour. at what number of hours will the charge by both companies be the same?

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

y=2x−1 5x−4y=1 is (1,1)(1,1) a solution of the system?

Solve the system of equationsy = 4x+1y=2+2x-2