7x-(3x+5)-8=1/2(8x+20)-7x=5

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Solution for 7x-(3x+5)-8=1/2(8x+20)-7x=5 equation: 



7x-(3x+5)-8=1/2(8x+20)-7x=5

We move all terms to the left:

7x-(3x+5)-8-(1/2(8x+20)-7x)=0



Domain of the equation: 2(8x+20)-7x)!=0

x∈R



We get rid of parentheses

7x-3x-(1/2(8x+20)-7x)-5-8=0

We multiply all the terms by the denominator


7x*2(8x+20)-7x)-3x*2(8x+20)-7x)-(1-5*2(8x+20)-7x)-8*2(8x+20)-7x)=0

Wy multiply elements

14x^2(8-7x)-3x*2(8x+20)-7x)-(1-5*2(8x+20)-7x)-8*2(8x+20)-7x)=0

We add all the numbers together, and all the variables

14x^2(-7x+8)-3x*2(8x+20)-7x)-(1-5*2(8x+20)-7x)-8*2(8x+20)-7x)=0

Wy multiply elements

14x^2(-7x+8)-6x^2(8-7x)-(1-10x(8-7x)-8*2(8x+20)-7x)=0



We calculate terms in parentheses: -(1-10x(8-7x)-8*2(8x+20)-7x), so:

1-10x(8-7x)-8*2(8x+20)-7x

determiningTheFunctionDomain
-10x(8-7x)-8*2(8x+20)-7x+1

We add all the numbers together, and all the variables

-10x(-7x+8)-8*2(8x+20)-7x+1

We add all the numbers together, and all the variables

-7x-10x(-7x+8)-8*2(8x+20)+1

We multiply parentheses

70x^2-7x-80x-8*2(8x+20)+1

Wy multiply elements

70x^2-7x-80x-16x(8+1

We add all the numbers together, and all the variables

70x^2-87x-16x(8+1

Back to the equation:

-(70x^2-87x-16x(8+1)



We add all the numbers together, and all the variables

14x^2(-7x+8)-6x^2(-7x+8)-(70x^2-87x-16x9=0

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