5x+9=(x+1)-4x

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Solution for 5x+9=(x+1)-4x equation: 



5x+9=(x+1)-4x

We move all terms to the left:

5x+9-((x+1)-4x)=0



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

(x+1)-4x

We add all the numbers together, and all the variables

-4x+(x+1)

We get rid of parentheses

-4x+x+1

We add all the numbers together, and all the variables

-3x+1

Back to the equation:

-(-3x+1)



We get rid of parentheses

5x+3x-1+9=0

We add all the numbers together, and all the variables

8x+8=0

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

8x=-8

x=-8/8

x=-1

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