Pls help quickly
will give brainliest if right!!

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.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Is it greater than or less than7*3_9*2