2 years ago

Please help, I need correct answers

1 answer:

3 0

Let t= time in hours, b= no of keychains made by brad, v=no of keychains made by velma.
b=4t
v=3t+6

equate b and v to get time t when they have equal keychains.

so, 4t=3t+6
so, t=6 hours

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