5x+4+5x+4=7x+20

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Solution for 5x+4+5x+4=7x+20 equation: 



5x+4+5x+4=7x+20

We move all terms to the left:

5x+4+5x+4-(7x+20)=0

We add all the numbers together, and all the variables

10x-(7x+20)+8=0

We get rid of parentheses

10x-7x-20+8=0

We add all the numbers together, and all the variables

3x-12=0

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

3x=12

x=12/3

x=4

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