1) 19x - 0.18 = 19,01;
19x = 19,01 + 0.18;
19x = 19.19;
x = 1.01;
2) 5.08 + 12x = 29.74;
12x = 29.74 - 5.08;
12x = 24.66;
x = 2.055.
1) 19x - 0.18 = 19,01;
19x = 19,01 + 0.18;
19x = 19.19;
x = 1.01;
2) 5.08 + 12x = 29.74;
12x = 29.74 - 5.08;
12x = 24.66;
x = 2.055.