3x+1/2(2+6x)=21/4(5+3x)

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Solution for 3x+1/2(2+6x)=21/4(5+3x) equation:



3x+1/2(2+6x)=21/4(5+3x)
We move all terms to the left:
3x+1/2(2+6x)-(21/4(5+3x))=0
Domain of the equation: 2(2+6x)!=0
x∈R
Domain of the equation: 4(5+3x))!=0
x∈R
We add all the numbers together, and all the variables
3x+1/2(6x+2)-(21/4(3x+5))=0
We calculate fractions
3x+(4x3/(2(6x+2)*4(3x+5)))+(-42x6/(2(6x+2)*4(3x+5)))=0
We calculate terms in parentheses: +(4x3/(2(6x+2)*4(3x+5))), so:
4x3/(2(6x+2)*4(3x+5))
We multiply all the terms by the denominator
4x3
We add all the numbers together, and all the variables
4x^3
We do not support expression: x^3

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