6.90=3(1.25)+6x

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Solution for 6.90=3(1.25)+6x equation: 



6.90=3(1.25)+6x

We move all terms to the left:

6.90-(3(1.25)+6x)=0

We add all the numbers together, and all the variables

-(3(1.25)+6x)+6.9=0



We calculate terms in parentheses: -(3(1.25)+6x), so:

3(1.25)+6x

determiningTheFunctionDomain
6x+3(1.25)

We add all the numbers together, and all the variables

6x+3.75

Back to the equation:

-(6x+3.75)



We get rid of parentheses

-6x-3.75+6.9=0

We add all the numbers together, and all the variables

-6x+3.15=0

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

-6x=-3.15

x=-3.15/-6

x=1/1.9047619047619

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