3y+0.75=0.4-0.2(y-0.5)-0.15

Solution for 3y+0.75=0.4-0.2(y-0.5)-0.15 equation:

3y+0.75=0.4-0.2(y-0.5)-0.15

We move all terms to the left:

3y+0.75-(0.4-0.2(y-0.5)-0.15)=0


We calculate terms in parentheses: -(0.4-0.2(y-0.5)-0.15), so:

0.4-0.2(y-0.5)-0.15

determiningTheFunctionDomain
-0.2(y-0.5)+0.4-0.15

We add all the numbers together, and all the variables

-0.2(y-0.5)+0.25

We multiply parentheses

-0.2y+0.1+0.25

We add all the numbers together, and all the variables

-0.2y+0.35

Back to the equation:

-(-0.2y+0.35)


We get rid of parentheses

3y+0.2y-0.35+0.75=0

We add all the numbers together, and all the variables

3.2y+0.4=0

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

3.2y=-0.4

y=-0.4/3.2

y=-0.4/3.2