7x + 2 is the correct answer
Step-by-step explanation:
A) In order to calculate the interest , we can use the following formula :

Where P is the interest , P0 is the initial value, i is the interest and t is the time.
So , using P0 =600,i= 0.0005768 and t=27 ,we have :

Calculating only the interest, we have :

So the interest is $9.41.
B) He paid the final value calculated above, that is , $609.41.
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The answer is d. the y intercept is 3 and the slope is 4
Answer:
12x² - 9x
Step-by-step explanation:
Simplify the expression. Distribute 3x to all terms within the parenthesis. Multiply:
3x * 4x = 12x²
3x * -3 = -9x
12x² - 9x is your answer.
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