4.2x-3=0.5(8.4x)+6

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Solution for 4.2x-3=0.5(8.4x)+6 equation: 



4.2x-3=0.5(8.4x)+6

We move all terms to the left:

4.2x-3-(0.5(8.4x)+6)=0

We add all the numbers together, and all the variables

4.2x-(0.5(+8.4x)+6)-3=0



We calculate terms in parentheses: -(0.5(+8.4x)+6), so:

0.5(+8.4x)+6

We multiply parentheses

4x+6

Back to the equation:

-(4x+6)



We get rid of parentheses

4.2x-4x-6-3=0

We add all the numbers together, and all the variables

0.2x-9=0

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

0.2x=9

x=9/0.2

x=45

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