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1 answer:
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Here, we may use Geometric Progression
The sequence follows as:
27, 18,12,...
The first term (a)= 27
27/18 = 18/12
common ratio = 1.5
Let fourth term be x
Therefore , 12/x = 1.5
=> x= 12/1.5 = 8
Answer:
Step-by-step explanation:
we know that
The expression Subtract from
is equivalent to the algebraic equation
Group terms that contain the same variable
Combine like terms