(5-7x)/(2+4x)=-8/7

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Solution for (5-7x)/(2+4x)=-8/7 equation: 



(5-7x)/(2+4x)=-8/7

We move all terms to the left:

(5-7x)/(2+4x)-(-8/7)=0



Domain of the equation: (2+4x)!=0

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

4x!=-2

x!=-2/4

x!=-1/2

x∈R



We add all the numbers together, and all the variables

(-7x+5)/(4x+2)-(-8/7)=0

We get rid of parentheses

(-7x+5)/(4x+2)+8/7=0

We calculate fractions


(-49x+35)/(28x+14)+(32x+16)/(28x+14)=0

We multiply all the terms by the denominator


(-49x+35)+(32x+16)=0

We get rid of parentheses

-49x+32x+35+16=0

We add all the numbers together, and all the variables

-17x+51=0

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

-17x=-51

x=-51/-17

x=+3

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