3x=4-(2x+1)

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Solution for 3x=4-(2x+1) equation: 



3x=4-(2x+1)

We move all terms to the left:

3x-(4-(2x+1))=0



We calculate terms in parentheses: -(4-(2x+1)), so:

4-(2x+1)

determiningTheFunctionDomain
-(2x+1)+4

We get rid of parentheses

-2x-1+4

We add all the numbers together, and all the variables

-2x+3

Back to the equation:

-(-2x+3)



We get rid of parentheses

3x+2x-3=0

We add all the numbers together, and all the variables

5x-3=0

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

5x=3

x=3/5

x=3/5

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