3-7(7a+1)=192

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Solution for 3-7(7a+1)=192 equation: 



3-7(7a+1)=192

We move all terms to the left:

3-7(7a+1)-(192)=0

We add all the numbers together, and all the variables

-7(7a+1)-189=0

We multiply parentheses

-49a-7-189=0

We add all the numbers together, and all the variables

-49a-196=0

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

-49a=196

a=196/-49

a=-4

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