2x+5-6+21=2(3x-5)-4

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Solution for 2x+5-6+21=2(3x-5)-4 equation: 



2x+5-6+21=2(3x-5)-4

We move all terms to the left:

2x+5-6+21-(2(3x-5)-4)=0

We add all the numbers together, and all the variables

2x-(2(3x-5)-4)+20=0



We calculate terms in parentheses: -(2(3x-5)-4), so:

2(3x-5)-4

We multiply parentheses

6x-10-4

We add all the numbers together, and all the variables

6x-14

Back to the equation:

-(6x-14)



We get rid of parentheses

2x-6x+14+20=0

We add all the numbers together, and all the variables

-4x+34=0

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

-4x=-34

x=-34/-4

x=8+1/2

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