8z^4+8z^3-a-1=0

Solution for 8z^4+8z^3-a-1=0 equation:

Simplifying
8z4 + 8z3 + -1a + -1 = 0

Reorder the terms:
-1 + -1a + 8z3 + 8z4 = 0

Solving
-1 + -1a + 8z3 + 8z4 = 0

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '1' to each side of the equation.
-1 + -1a + 8z3 + 1 + 8z4 = 0 + 1

Reorder the terms:
-1 + 1 + -1a + 8z3 + 8z4 = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -1a + 8z3 + 8z4 = 0 + 1
-1a + 8z3 + 8z4 = 0 + 1

Combine like terms: 0 + 1 = 1
-1a + 8z3 + 8z4 = 1

Add '-8z3' to each side of the equation.
-1a + 8z3 + -8z3 + 8z4 = 1 + -8z3

Combine like terms: 8z3 + -8z3 = 0
-1a + 0 + 8z4 = 1 + -8z3
-1a + 8z4 = 1 + -8z3

Add '-8z4' to each side of the equation.
-1a + 8z4 + -8z4 = 1 + -8z3 + -8z4

Combine like terms: 8z4 + -8z4 = 0
-1a + 0 = 1 + -8z3 + -8z4
-1a = 1 + -8z3 + -8z4

Divide each side by '-1'.
a = -1 + 8z3 + 8z4

Simplifying
a = -1 + 8z3 + 8z4