19=a+4

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Solution for 19=a+4 equation:



19=a+4
We move all terms to the left:
19-(a+4)=0
We get rid of parentheses
-a-4+19=0
We add all the numbers together, and all the variables
-1a+15=0
We move all terms containing a to the left, all other terms to the right
-a=-15
a=-15/-1
a=+15

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