0.8(10x+21)=4.5(0.2x+5)

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Solution for 0.8(10x+21)=4.5(0.2x+5) equation: 



0.8(10x+21)=4.5(0.2x+5)

We move all terms to the left:

0.8(10x+21)-(4.5(0.2x+5))=0

We multiply parentheses

8x-(4.5(0.2x+5))+16.8=0



We calculate terms in parentheses: -(4.5(0.2x+5)), so:

4.5(0.2x+5)

We multiply parentheses

0x+22.5

We add all the numbers together, and all the variables

x+22.5

Back to the equation:

-(x+22.5)



We get rid of parentheses

8x-x-22.5+16.8=0

We add all the numbers together, and all the variables

7x-5.7=0

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

7x=5.7

x=5.7/7

x=3.35294117647/4.11764705882

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