0.4(10x+21)=4.1(0.2x+5)

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Solution for 0.4(10x+21)=4.1(0.2x+5) equation: 



0.4(10x+21)=4.1(0.2x+5)

We move all terms to the left:

0.4(10x+21)-(4.1(0.2x+5))=0

We multiply parentheses

4x-(4.1(0.2x+5))+8.4=0



We calculate terms in parentheses: -(4.1(0.2x+5)), so:

4.1(0.2x+5)

We multiply parentheses

0x+20.5

We add all the numbers together, and all the variables

x+20.5

Back to the equation:

-(x+20.5)



We get rid of parentheses

4x-x-20.5+8.4=0

We add all the numbers together, and all the variables

3x-12.1=0

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

3x=12.1

x=12.1/3

x=4+0.1/3

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