Match the pairs of equivalent expressions. (-14+b)–(1+3)
46+1
(5+26)+(26+3)
86-15
36–3)–(8+66)
6-11
(-10+8)+(76–5).
-15–

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

Jack has a piece of red ribbon that is two times as long as his piece of blue ribbon. he says that he can use two different equation to find out how long his piece of red ribbon is compared to his piece of blue ribbon is. is he correct? explain his reasoning

Mr. rose asked his students to draw a quadrilateral with 4 unequal sides. draw an example of this kind of quadrilateral.