7(x+21)=5x-4

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Solution for 7(x+21)=5x-4 equation: 



7(x+21)=5x-4

We move all terms to the left:

7(x+21)-(5x-4)=0

We multiply parentheses

7x-(5x-4)+147=0

We get rid of parentheses

7x-5x+4+147=0

We add all the numbers together, and all the variables

2x+151=0

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

2x=-151

x=-151/2

x=-75+1/2

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