Which of the following systems of linear equations has no solution?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

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?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?