PLS HELP! Use the relationship between the angles in the figure to answer the question.

Which equation can be used to find the value of x?

x+49−28=180

​x−49−28=180

​x + 49 + 28 = 180​

​x + 28 = 180​

Demonstrate the proof of your new polynomial identity through an algebraic proof and a numerical proof in an engaging way! make it so the whole world wants to purchase your polynomial identity and can't imagine living without it! you must: label and display your new polynomial identity prove that it is true through an algebraic proof, identifying each step demonstrate that your polynomial identity works on numerical relationships create your own using the columns below. see what happens when different binomials or trinomials are combined. square one factor from column a and add it to one factor from column b to develop your own identity. column a column b (x − y) (x2 + 2xy + y2) (x + y) (x2 − 2xy + y2) (y + x) (ax + b) (y − x) (cy + d)

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

Whats the name of the vertical axis