7x+21+4x=49

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Solution for 7x+21+4x=49 equation: 



7x+21+4x=49

We move all terms to the left:

7x+21+4x-(49)=0

We add all the numbers together, and all the variables

11x-28=0

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

11x=28

x=28/11

x=2+6/11

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