7(x-3)-1=3x+4(-5+x)

Solution for 7(x-3)-1=3x+4(-5+x) equation:

7(x-3)-1=3x+4(-5+x)

We simplify the equation to the form, which is simple to understand 
7(x-3)-1=3x+4(-5+x)

Reorder the terms in parentheses
+(+7x-21)-1=3x+4*(-5+x)

Remove unnecessary parentheses
+7x-21-1=+3x+4+*(-5+x+)

Reorder the terms in parentheses
+7x-21-1=3x+(-20+4x)

Remove unnecessary parentheses
+7x-21-1=+3x-20+4x

We move all terms containing x to the left and all other terms to the right. 
+7x-3x-4x=-20+21+1

We simplify left and right side of the equation. 
0x=+2

0=2

The left and right sides are not equal, therefore there is no solution. This equation is invalid.