5(21+6x)=255

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Solution for 5(21+6x)=255 equation: 



5(21+6x)=255

We move all terms to the left:

5(21+6x)-(255)=0

We add all the numbers together, and all the variables

5(6x+21)-255=0

We multiply parentheses

30x+105-255=0

We add all the numbers together, and all the variables

30x-150=0

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

30x=150

x=150/30

x=5

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