In order to subtract fractions, you need the denominators (bottom number) to be the same.

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Step-by-step explanation:
in ten minutes it goes 1 km in 60 minutes it goes 4 km
plss take a pic of your quistion
Step-by-step explanation:
I cant understand plss
Answer:
three months-three years
Step-by-step explanation:
Answer:
4( t - 7) ( t - 3 )
Step-by-step explanation:
4t² - 40t + 84
4(t² - 10t + 21)
4( t - 7) ( t - 3 )