15=3-6(7+t)

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Solution for 15=3-6(7+t) equation: 



15=3-6(7+t)

We move all terms to the left:

15-(3-6(7+t))=0

We add all the numbers together, and all the variables

-(3-6(t+7))+15=0



We calculate terms in parentheses: -(3-6(t+7)), so:

3-6(t+7)

determiningTheFunctionDomain
-6(t+7)+3

We multiply parentheses

-6t-42+3

We add all the numbers together, and all the variables

-6t-39

Back to the equation:

-(-6t-39)



We get rid of parentheses

6t+39+15=0

We add all the numbers together, and all the variables

6t+54=0

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

6t=-54

t=-54/6

t=-9

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