Please help with homework

Alogical argument that is presented in graphical form using boxes and arrows is called?

Find the x-intercepts for the parabola defined by this equation: y=-3x^2-6x+9

Arental car company charges $45 plus 0.20 per mile to rent a car. mr. lawrence does not want to spend more than $100 for his rental car. write and solve an inequality to find how many miles he can drive and not spend more than $100. inequality: 45+0.20m is less than or equal to 100 solution: m is less than or equal to 275? interpret the solution: ?