With !

use the properties and mental math to solve. write you answer in simplest form.

1. (2 5/8+ 5/6) + 1 1/8

2. 5/12 + (5/12+3/4)

3. (3 1/4+ 2 5/6) + 1 3/4

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

Which of the following is the true for f(x) = 5cos

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.