20(5+2a)=100+2a

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Solution for 20(5+2a)=100+2a equation: 



20(5+2a)=100+2a

We move all terms to the left:

20(5+2a)-(100+2a)=0

We add all the numbers together, and all the variables

20(2a+5)-(2a+100)=0

We multiply parentheses

40a-(2a+100)+100=0

We get rid of parentheses

40a-2a-100+100=0

We add all the numbers together, and all the variables

38a=0

a=0/38

a=0

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