-3.15k+(3.6-13)=18+3.6-3.25k
– 3.15k + 3.6 – 13 = 18 + 3.6 – 3.25k
– 3,15k + 3,25k = 3,6 + 18 + 13 – 3,6
0.1k = 31
k = 310
-3.15k+(3.6-13)=18+3.6-3.25k
– 3.15k + 3.6 – 13 = 18 + 3.6 – 3.25k
– 3,15k + 3,25k = 3,6 + 18 + 13 – 3,6
0.1k = 31
k = 310