Answer correctly and ill mark branliest!explain how you could use the construction tool or a compass and straightedge to create a line segment that is twice as long as

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.

Simplify. (-2)^-3 a. -8 b. -1/8 c. 1/8 d. 8

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?