Please give me the correct answer. Only answer if you're good at math. ​

The triangles are similar. what is the value of x? show your work.

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.

What is the quotient of m^6/5 ÷ 5/m^2? assume m does not equal pl