A car travels 420 miles in 8 hours. if the car continues at the same rate, how far will it travel in 12 hours

630 Miles

Step-by-step explanation:

You need to multiply it by , because you need to multiply it by 12 and divide it by 8. You get 630 if you use a calc.

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idk

step-by-step explanation:

idk

x = ± 6i

step-by-step explanation:

x^2 = -36

take the square root of each side

sqrt(x^2) = sqrt(-36)

we know sqrt(ab) = sqrt(a) sqrt(b)

x = ±sqrt(36) sqrt(-1)

we know that sqrt (-1) = i

x = ± 6i