5(7a+2)=255

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Solution for 5(7a+2)=255 equation: 



5(7a+2)=255

We move all terms to the left:

5(7a+2)-(255)=0

We multiply parentheses

35a+10-255=0

We add all the numbers together, and all the variables

35a-245=0

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

35a=245

a=245/35

a=7

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