For a test !
help!!

2y^2+ 9y = 35

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9