0,3x(4x+5)=(1,2x+3)x

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Solution for 0,3x(4x+5)=(1,2x+3)x equation:



0.3x(4x+5)=(1.2x+3)x
We move all terms to the left:
0.3x(4x+5)-((1.2x+3)x)=0
We multiply parentheses
0x^2+0x-((1.2x+3)x)=0
We calculate terms in parentheses: -((1.2x+3)x), so:
(1.2x+3)x
We multiply parentheses
x^2+3x
Back to the equation:
-(x^2+3x)
We add all the numbers together, and all the variables
x^2+x-(x^2+3x)=0
We get rid of parentheses
x^2-x^2+x-3x=0
We add all the numbers together, and all the variables
-2x=0
x=0/-2
x=0

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