(9x-4)+40=90

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Solution for (9x-4)+40=90 equation: 



(9x-4)+40=90

We move all terms to the left:

(9x-4)+40-(90)=0

We add all the numbers together, and all the variables

(9x-4)-50=0

We get rid of parentheses

9x-4-50=0

We add all the numbers together, and all the variables

9x-54=0

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

9x=54

x=54/9

x=6

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