7(2-n)=-9-10(n-2)

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Solution for 7(2-n)=-9-10(n-2) equation: 



7(2-n)=-9-10(n-2)

We move all terms to the left:

7(2-n)-(-9-10(n-2))=0

We add all the numbers together, and all the variables

7(-1n+2)-(-9-10(n-2))=0

We multiply parentheses

-7n-(-9-10(n-2))+14=0



We calculate terms in parentheses: -(-9-10(n-2)), so:

-9-10(n-2)

determiningTheFunctionDomain
-10(n-2)-9

We multiply parentheses

-10n+20-9

We add all the numbers together, and all the variables

-10n+11

Back to the equation:

-(-10n+11)



We get rid of parentheses

-7n+10n-11+14=0

We add all the numbers together, and all the variables

3n+3=0

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

3n=-3

n=-3/3

n=-1

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