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AP Physics: We have to rank wires in order from greatest resistance to least resistance. However I need help? What is the difference in PE between a 82.5 kg adult on a 1.25 m wall, and a 14.7 kg child on the same wall?. Answer=J? Pls help i cant math! i need to find out what x is or something 29/7x - 22 = 84/10? 4cosα((sin(α+β)cosβ - cos(α+β)sinα)
Can someone help? 152x-378y=-74,-378x+152y= -604?