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Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

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

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?