Answer:
A spring balance measures the weight of an object by opposing the force of gravity acting with the force of an extended spring.
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Answer:b c eStep-by-step explanation:
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These are the two answers you could get
1/3(9x) =3x
1/3(18) =6
3x+6-5
Then you do
-(x)=-x
-(3)=-3
5x-x-3 = 4x-3
4x-3=3x+6-5
4x-3=3x+1
x=4