0.3(10x+15)=4.2(0.2x+5)

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Solution for 0.3(10x+15)=4.2(0.2x+5) equation: 



0.3(10x+15)=4.2(0.2x+5)

We move all terms to the left:

0.3(10x+15)-(4.2(0.2x+5))=0

We multiply parentheses

3x-(4.2(0.2x+5))+4.5=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

3x-x-21+4.5=0

We add all the numbers together, and all the variables

2x-16.5=0

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

2x=16.5

x=16.5/2

x=8+0.5/2

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