9.4+6+(-5.37x)=-7+9.4-5.57x
9.4 + 6 – 5.37x = – 7 + 9.4 – 5.57x
– 5,37x + 5,57x = 9,4 – 7 – 6 – 9,4
0.2x = -13
x = -65
9.4+6+(-5.37x)=-7+9.4-5.57x
9.4 + 6 – 5.37x = – 7 + 9.4 – 5.57x
– 5,37x + 5,57x = 9,4 – 7 – 6 – 9,4
0.2x = -13
x = -65