Which pair shows equivalent expressions? 3(x-2) = 3x+6
3x+2x = x^2(3+2)
3x+2 = 3(x+2)
-3(2+x) = -6x - 3

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The angles below are supplementary. what is the value of x? a pair of supplementary angles is shown. one angle measures 7x + 33, and the other angle measures 70. 5.3 8.14 11 14.7

Kayla wants to find the width, ab, of a river. she walks along the edge of the river 65 ft and marks point c. then she walks 25 ft further and marks point d. she turns 90° and walks until her location, point a, and point c are collinear. she marks point e at this location, as shown. (a) can kayla conclude that δ and δ are similar? why or why not? (b) suppose de = 15 ft. what can kayla conclude about the width of the river?

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost