2(5x-4)=21

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



2(5x-4)=21

We move all terms to the left:

2(5x-4)-(21)=0

We multiply parentheses

10x-8-21=0

We add all the numbers together, and all the variables

10x-29=0

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

10x=29

x=29/10

x=2+9/10

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