an equation for loudness L, in decibels, is L= 10 log R, where R is the relative intensity of the sound. solve 120= 10 log R to
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Answer:
D.
Step-by-step explanation:
Area of rectangle =
Length of rectangle = (x - 8)
Width = (x + 11)
Area of rectangle =
Expand the expression
(distributive property of multiplication)
Combine like terms
Expression for the area of the rectangle =