Sofia invested \$360$360 in an account in the year 2005, and the value has been growing exponentially at a constant rate. The value of the account reached \$420$420 in the year 2009. Determine the value of the account, to the nearest dollar, in the year 2015.

it’s supposed to be -4+45=41

step-by-step explanation:

3. (5x + 1) - (-10x + 6)

simplify the answer choice. combine like terms. remember to distribute the negative to the terms inside the second parenthesis. also remember that two negatives = one positive, and one of each sign = negative.

- (-10x + 6) = + 10x - 6

simplify. combine like terms:

5x + 1 + 10x - 6

5x + 10x + 1 - 6

15x - 5

∴ it is your answer

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the answer is 40.

proof: