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Mathematics 13 Online
OpenStudy (anonymous):

after 6 new cars entered the parking lot and 2 cars left the parking lot, there were 2 times as many cars as before. how many cars were parked in the parking lot before the change?

OpenStudy (anonymous):

is the answer 4?

OpenStudy (anonymous):

the choices are 2,4,6,8,and 10

OpenStudy (anonymous):

(n + 6 - 2) = 2n

OpenStudy (anonymous):

yeah 4

OpenStudy (anonymous):

thank you. i have another question may you help?

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