7x+4-2x=4(3x+10)-1

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Solution for 7x+4-2x=4(3x+10)-1 equation: 



7x+4-2x=4(3x+10)-1

We move all terms to the left:

7x+4-2x-(4(3x+10)-1)=0

We add all the numbers together, and all the variables

5x-(4(3x+10)-1)+4=0



We calculate terms in parentheses: -(4(3x+10)-1), so:

4(3x+10)-1

We multiply parentheses

12x+40-1

We add all the numbers together, and all the variables

12x+39

Back to the equation:

-(12x+39)



We get rid of parentheses

5x-12x-39+4=0

We add all the numbers together, and all the variables

-7x-35=0

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

-7x=35

x=35/-7

x=-5

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