2x-5+7x=3(1,4-3x)

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Solution for 2x-5+7x=3(1,4-3x) equation: 



2x-5+7x=3(1.4-3x)

We move all terms to the left:

2x-5+7x-(3(1.4-3x))=0

We add all the numbers together, and all the variables

2x+7x-(3(-3x+1.4))-5=0

We add all the numbers together, and all the variables

9x-(3(-3x+1.4))-5=0



We calculate terms in parentheses: -(3(-3x+1.4)), so:

3(-3x+1.4)

We multiply parentheses

-9x+4.2

Back to the equation:

-(-9x+4.2)



We get rid of parentheses

9x+9x-4.2-5=0

We add all the numbers together, and all the variables

18x-9.2=0

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

18x=9.2

x=9.2/18

x=1/1.9565217391304

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