2y = x + 3 5y = x - 7 what is the solution set of the given system?

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

At 6 1/2 cents per pound of string beans how much does 7 pounds cost