Physics, 12.02.2022 09:50 anglebaby559p0nxvi

3. Three people are carrying a piano upstairs. one pushes with 600 N of force, another with 500 N and the third with 400 N. If gravity opposes them at 1200 N, what is the net force.

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3. Three people are carrying a piano upstairs. one pushes with 600 N of force, another with 500 N an...