Solve the following equation: 2x - 31 = 3(x + 2)

1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?

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.

The border line of the linear inequality 4x + 7y < 5 is dotted true or false?