.5(5x+15)=2.3-(x+3)

Solution for .5(5x+15)=2.3-(x+3) equation:

.5(5x+15)=2.3-(x+3)

We move all terms to the left:

.5(5x+15)-(2.3-(x+3))=0

We multiply parentheses

2.5x-(2.3-(x+3))+7.5=0


We calculate terms in parentheses: -(2.3-(x+3)), so:

2.3-(x+3)

determiningTheFunctionDomain
-(x+3)+2.3

We get rid of parentheses

-x-3+2.3

We add all the numbers together, and all the variables

-1x-0.7

Back to the equation:

-(-1x-0.7)


We get rid of parentheses

2.5x+1x+0.7+7.5=0

We add all the numbers together, and all the variables

3.5x+8.2=0

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

3.5x=-8.2

x=-8.2/3.5

x=-2+1/2.9166666666667