21x^2-8m-4=0

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Solution for 21x^2-8m-4=0 equation:


Simplifying
21x2 + -8m + -4 = 0

Reorder the terms:
-4 + -8m + 21x2 = 0

Solving
-4 + -8m + 21x2 = 0

Solving for variable 'm'.

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

Add '4' to each side of the equation.
-4 + -8m + 4 + 21x2 = 0 + 4

Reorder the terms:
-4 + 4 + -8m + 21x2 = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -8m + 21x2 = 0 + 4
-8m + 21x2 = 0 + 4

Combine like terms: 0 + 4 = 4
-8m + 21x2 = 4

Add '-21x2' to each side of the equation.
-8m + 21x2 + -21x2 = 4 + -21x2

Combine like terms: 21x2 + -21x2 = 0
-8m + 0 = 4 + -21x2
-8m = 4 + -21x2

Divide each side by '-8'.
m = -0.5 + 2.625x2

Simplifying
m = -0.5 + 2.625x2

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