3a+(25+a)=225

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Solution for 3a+(25+a)=225 equation: 



3a+(25+a)=225

We move all terms to the left:

3a+(25+a)-(225)=0

We add all the numbers together, and all the variables

3a+(a+25)-225=0

We get rid of parentheses

3a+a+25-225=0

We add all the numbers together, and all the variables

4a-200=0

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

4a=200

a=200/4

a=50

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