If ∠AOB and ∠COE are Complementary pair of angles, find the measure ∠COD

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

The point a is at –2 and the point b is at 7. marissa would like to divide this line segment in a 4: 3 ratio, and she would like to use the formula x = (x2 – x1) + x1. what values should she substitute into the formula? a = a + b = x1 = x2 =