7m^8-7=

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Solution for 7m^8-7= equation:


Simplifying
7m8 + -7 = 0

Reorder the terms:
-7 + 7m8 = 0

Solving
-7 + 7m8 = 0

Solving for variable 'm'.

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

Add '7' to each side of the equation.
-7 + 7 + 7m8 = 0 + 7

Combine like terms: -7 + 7 = 0
0 + 7m8 = 0 + 7
7m8 = 0 + 7

Combine like terms: 0 + 7 = 7
7m8 = 7

Divide each side by '7'.
m8 = 1

Simplifying
m8 = 1

Reorder the terms:
-1 + m8 = 1 + -1

Combine like terms: 1 + -1 = 0
-1 + m8 = 0

Factor a difference between two squares.
(1 + m4)(-1 + m4) = 0

Factor a difference between two squares.
(1 + m4)((1 + m2)(-1 + m2)) = 0

Factor a difference between two squares.
(1 + m4)((1 + m2)((1 + m)(-1 + m))) = 0

Subproblem 1

Set the factor '(1 + m4)' equal to zero and attempt to solve: Simplifying 1 + m4 = 0 Solving 1 + m4 = 0 Move all terms containing m to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + m4 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + m4 = 0 + -1 m4 = 0 + -1 Combine like terms: 0 + -1 = -1 m4 = -1 Simplifying m4 = -1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(1 + m2)' equal to zero and attempt to solve: Simplifying 1 + m2 = 0 Solving 1 + m2 = 0 Move all terms containing m to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + m2 = 0 + -1 Combine like terms: 1 + -1 = 0 0 + m2 = 0 + -1 m2 = 0 + -1 Combine like terms: 0 + -1 = -1 m2 = -1 Simplifying m2 = -1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(1 + m)' equal to zero and attempt to solve: Simplifying 1 + m = 0 Solving 1 + m = 0 Move all terms containing m to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + m = 0 + -1 Combine like terms: 1 + -1 = 0 0 + m = 0 + -1 m = 0 + -1 Combine like terms: 0 + -1 = -1 m = -1 Simplifying m = -1

Subproblem 4

Set the factor '(-1 + m)' equal to zero and attempt to solve: Simplifying -1 + m = 0 Solving -1 + m = 0 Move all terms containing m to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + m = 0 + 1 Combine like terms: -1 + 1 = 0 0 + m = 0 + 1 m = 0 + 1 Combine like terms: 0 + 1 = 1 m = 1 Simplifying m = 1

Solution

m = {-1, 1}

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