0.8(10x+18)=4.2(0.2x+5)

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Solution for 0.8(10x+18)=4.2(0.2x+5) equation: 



0.8(10x+18)=4.2(0.2x+5)

We move all terms to the left:

0.8(10x+18)-(4.2(0.2x+5))=0

We multiply parentheses

8x-(4.2(0.2x+5))+14.4=0



We calculate terms in parentheses: -(4.2(0.2x+5)), so:

4.2(0.2x+5)

We multiply parentheses

0x+21

We add all the numbers together, and all the variables

x+21

Back to the equation:

-(x+21)



We get rid of parentheses

8x-x-21+14.4=0

We add all the numbers together, and all the variables

7x-6.6=0

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

7x=6.6

x=6.6/7

x=4.125/4.375

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