Answer:
See Explanation
Explanation:
m1(v1) + m2(v2)
Opposite turns the plus to subtraction.
80(8) - 120(4.0)
60 - 480 = 160 kg m/s to the right
Answer: Do you need help with how to get the photograph?
Explanation:It's in the comments if you want to known have a good day!
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2%
E=l/E x r/R x100%
=5000/50 x 0.1/0.6 x100
=2% or 166.7