In this chapter.
1. Of the participants at a certain conference,
are anthropologists, are biologists, and the
remaining 12 participants are chemists. Each
participant specializes in only one field. What is
the total number of participants at the confer-
ence?

answer: for each 3 girls there is 2 boys . 3: 2

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all the angles opposite to the angle 150 would be 150 and all the angles that are next to 150 are 30 because they equal 180 it you add it up.

step-by-step explanation:

e

step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)