-2n^2+10b+40=0

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Solution for -2n^2+10b+40=0 equation:


Simplifying
-2n2 + 10b + 40 = 0

Reorder the terms:
40 + 10b + -2n2 = 0

Solving
40 + 10b + -2n2 = 0

Solving for variable 'b'.

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

Add '-40' to each side of the equation.
40 + 10b + -40 + -2n2 = 0 + -40

Reorder the terms:
40 + -40 + 10b + -2n2 = 0 + -40

Combine like terms: 40 + -40 = 0
0 + 10b + -2n2 = 0 + -40
10b + -2n2 = 0 + -40

Combine like terms: 0 + -40 = -40
10b + -2n2 = -40

Add '2n2' to each side of the equation.
10b + -2n2 + 2n2 = -40 + 2n2

Combine like terms: -2n2 + 2n2 = 0
10b + 0 = -40 + 2n2
10b = -40 + 2n2

Divide each side by '10'.
b = -4 + 0.2n2

Simplifying
b = -4 + 0.2n2

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