Question

0,6t + 5 = 1 menos t sobre 3

Answer 1

$0,6t+5=\frac{1-t}{3}$

0,6t+5=1-t/3

(0,6t+5)*3=1-t

1,8t+15=1-t

1,8t+t+15-1=0

2,8t+14=0

2,8t=-14

t=-14/2,8

t=-140/28

t=-5