9.5-5+(-5.2p)=-3+9.5-5.4p
9.5 – 5 – 5.2p = – 3 + 9.5 – 5.4p
– 5,2p + 5,4p = 9,5 – 3 + 5 – 9,5
0.2p = 2
p = 10
9.5-5+(-5.2p)=-3+9.5-5.4p
9.5 – 5 – 5.2p = – 3 + 9.5 – 5.4p
– 5,2p + 5,4p = 9,5 – 3 + 5 – 9,5
0.2p = 2
p = 10