7x+10=4x-20

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Solution for 7x+10=4x-20 equation: 



7x+10=4x-20

We move all terms to the left:

7x+10-(4x-20)=0

We get rid of parentheses

7x-4x+20+10=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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