2.6(t+2)=2(1.3t+2)-1.2

Solution for 2.6(t+2)=2(1.3t+2)-1.2 equation:

2.6(t+2)=2(1.3t+2)-1.2

We simplify the equation to the form, which is simple to understand 
2.6(t+2)=2(1.3t+2)-1.2

Reorder the terms in parentheses
+(+2.6t+5.2)=2*(1.3t+2)-1.2

Remove unnecessary parentheses
+2.6t+5.2=+2+*(+1.3t+2+)-1.2

Reorder the terms in parentheses
+2.6t+5.2=+(+2.6t+4)-1.2

Remove unnecessary parentheses
+2.6t+5.2=+2.6t+4-1.2

We move all terms containing t to the left and all other terms to the right. 
+2.6t-2.6t=+4-1.2-5.2

We simplify left and right side of the equation. 
t=-2.4

0=-2.4

The left and right sides are not equal, therefore there is no solution. This equation is invalid.