If f={(2,,2)(4,,,2), then f is a function. true or flase

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.

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

What is the range for 31,39,29,34,37,24,36,33,34,28