c+9=2c

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Solution for c+9=2c equation:



c+9=2c
We move all terms to the left:
c+9-(2c)=0
We add all the numbers together, and all the variables
-1c+9=0
We move all terms containing c to the left, all other terms to the right
-c=-9
c=-9/-1
c=+9

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