5(3-n)=7(1-n)

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Solution for 5(3-n)=7(1-n) equation: 



5(3-n)=7(1-n)

We move all terms to the left:

5(3-n)-(7(1-n))=0

We add all the numbers together, and all the variables

5(-1n+3)-(7(-1n+1))=0

We multiply parentheses

-5n-(7(-1n+1))+15=0



We calculate terms in parentheses: -(7(-1n+1)), so:

7(-1n+1)

We multiply parentheses

-7n+7

Back to the equation:

-(-7n+7)



We get rid of parentheses

-5n+7n-7+15=0

We add all the numbers together, and all the variables

2n+8=0

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

2n=-8

n=-8/2

n=-4

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