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The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.