PLZZZ HELPP 3+7 - 1/2 is an example of A. a numerical equation B. an algebraic equation C. a numerical expression D. an algebraic expression

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer

(50 points) drag each description to the correct location on the table. each description can be used more than once. some systems of equations and their graphs are given in the table. for each system, place the description(s) in the box that correctly describe the type of system shown. :

What’s the answer? and how do i solve it ?