Select the graph that best models the system of linear equations: y = 6.5x + 3.6
and y = 2.6x + 7.8

Need this at the city museum, child admission is 6 and adult admission is 9.20. on tuesday, 132 tickets were sold for a total sales of 961.60. how many adult tickets were sold that day?

Javier bought a painting for $150. each year, the painting's value increases by a factor of 1.15. which expression gives the painting's value after 77 years?

Francesca had 32 cups of flour and she uses 3/8. how much flour did francesca use? write the equation.