Question

Решите уравнение 0,66b+0,2=1,4b+3,4

Answer 1

0.66b+0.2=1.4b+3.4
0.66b-1.4b=3.4-0.2
-0.74b=3.2
b=3.2:(-0.74)
b=-(320 : 74)
b=-4 24/100
b=-4 6/25

Answer 2

0,66b+0,2=1.4b+3.4
0.66b-1.4b=3.4-0.2
-0.74b=3.2
b=3.2/(-0.74)
b=-4.32
Ответ: -4,32