7x+19-4x+21=70

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Solution for 7x+19-4x+21=70 equation: 



7x+19-4x+21=70

We move all terms to the left:

7x+19-4x+21-(70)=0

We add all the numbers together, and all the variables

3x-30=0

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

3x=30

x=30/3

x=10

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