The computation shows that the value of blue which is represented by x is 12.
<h3>How to calculate the value?</h3>
From the information given, it was stated that 30 people were in the kindergarten.
Green = 10
Red = 8
Blue (x) = 30 - (10 + 8)
= 30 - 18
= 12
Since the teacher want to paint the class with the most favorite color, the appropriate color to use will be blue.
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Answer: option 1. -3/4
Step-by-step explanation:
coefficient: the number before a variable (but must be bounded with it)
------------
-3/4 a
coefficient: -3/4 (-3/4a)
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