<span>The diameter in centimeters (cm) of a human hair is about 0.0025 cm. In terms of scientific notation, it is written as 2.5 x 1</span><span>0^-3 cm</span>
First, let's move combine like terms:
-5y + 8y = 6 + 2 -12.
3y = -4.
y = -4/3
In order to subtract fractions, you need the denominators (bottom number) to be the same.

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Answer:
parallelogram
Step-by-step explanation: