Three times a number minus ten is equal to the sum of twice the same number and five. the equation below represents the situation. 3x - 10 = 2x + 5. what is the value of x?

Christine went shopping and bought each of her six six nephews a? gift, either a video costing? $14.95 or a cd costing? $16.88. she spent ? $ 97.42 97.42 on the gifts. how many videos and how many cds did she? buy?

Mackenzie needs to determine whether the rectangles are proportional. which process could she use? check all that apply.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.