20+(2a)=52

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Solution for 20+(2a)=52 equation: 



20+(2a)=52

We move all terms to the left:

20+(2a)-(52)=0

We add all the numbers together, and all the variables

2a-32=0

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

2a=32

a=32/2

a=16

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