150 miles in 6 gallons in unit rates
1 answer:
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If then complex number
is a root of cubic polynomial.
If polynomial has real coefficients, then conjugated is also a root of polynomial.
Then the polynomial will be of a form
Since then
Therefore,
Answer: There are 4 tubes of paint she purchased.
Step-by-step explanation:
Since we have given that
Amount spend on tubes of paint and brushes for an art project = $16
Cost of each tube of paint = $3
Cost of each brush = $0.50
Let the price of tube of paint be 'x'.
Let the price of brush be '2x'.
So, According to question, it becomes,
Hence, there are 4 tubes of paint she purchased.