5a+21=17

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Solution for 5a+21=17 equation: 



5a+21=17

We move all terms to the left:

5a+21-(17)=0

We add all the numbers together, and all the variables

5a+4=0

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

5a=-4

a=-4/5

a=-4/5

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