Question

В) 0,2t+1,7t-0,54=0,22
Г) 5,6z-2z-0,7z+2,65=7

Answer 1

1)1,7t=0.76
t=0.76//1.7
t=0.44
2) 2.9z=4.35
 z=4.35//2.9
z=1.5