Question

в) 0,2t+1,7t−0,54=0,22

Answer 1

0.2t+1.7t=0.22+0.54
1.9t=0.76
t=0.76:1.9
t=0.4

Answer 2

0,2t+1,7t−0,54=0,22
0,2t+1,7t=0,22+0,54
1,9t=0,76
t=0,76:1,9
t=0,4