Eric is working as an insurance salesperson. He earns a base salary and a commission on each new policy that he sells during the week. Last week he sold 3 new policies and earned $840 for the week. The week before, he sold 7 new policies and earned $1,220.

Find a linear function for Eric's weekly salary.

-4

step-by-step explanation:

do 6-10=

if u need it to be negative.

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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10

step-by-step explanation: