0.4(2-t)=0.2(t+7)

Solution for 0.4(2-t)=0.2(t+7) equation:

0.4(2-t)=0.2(t+7)

We move all terms to the left:

0.4(2-t)-(0.2(t+7))=0

We add all the numbers together, and all the variables

0.4(-1t+2)-(0.2(t+7))=0

We multiply parentheses

-0.4t-(0.2(t+7))+0.8=0


We calculate terms in parentheses: -(0.2(t+7)), so:

0.2(t+7)

We multiply parentheses

0.2t+1.4

Back to the equation:

-(0.2t+1.4)


We get rid of parentheses

-0.4t-0.2t-1.4+0.8=0

We add all the numbers together, and all the variables

-0.6t-0.6=0

We move all terms containing t to the left, all other terms to the right

-0.6t=0.6

t=0.6/-0.6

t=-1