What is (1.6x + 7.3) + (–0.6x + 2) – (7.8 – 3.4x), simplified?
(1.6x + 7.3) + (–0.6x + 2) – (7.8 – 3.4x)
1.6x + 7.3 – 0.6x + 2 – 7.8 + 3.4x
1.6x – 0.6x + 3.4x + 7.3 + 2 – 7.8

There are 20 children in the cast of a class play and 8 of the children are boys of the boys 4 have a speaking part in the play and of the girls 8 do not have a speaking part in the play if a child from the cast of the place chosen at random what is the probability that the child has a speaking part

If the measure of xyz is 81 what is the measure of yz

Given: ∆mop p∆mop =12+4 3 m∠p = 90°, m∠m = 60° find: mp, mo