(-6)-(-2)
anyone know this?

You are assembling pieces of an iron gate to complete a fence. the finished gate will look like the one below. in order to assemble the gate it is important to under how the pieces are related. part 1: how are pies 1 and 2 in the archway related? part 2: how are the rectangular sections 5 and 6 in the center of the gate related to each other?

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

Select all of the following expressions that are equal to 2.5.