-2x^2+bx-9=0

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Solution for -2x^2+bx-9=0 equation:


Simplifying
-2x2 + bx + -9 = 0

Reorder the terms:
-9 + bx + -2x2 = 0

Solving
-9 + bx + -2x2 = 0

Solving for variable 'b'.

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

Add '9' to each side of the equation.
-9 + bx + 9 + -2x2 = 0 + 9

Reorder the terms:
-9 + 9 + bx + -2x2 = 0 + 9

Combine like terms: -9 + 9 = 0
0 + bx + -2x2 = 0 + 9
bx + -2x2 = 0 + 9

Combine like terms: 0 + 9 = 9
bx + -2x2 = 9

Add '2x2' to each side of the equation.
bx + -2x2 + 2x2 = 9 + 2x2

Combine like terms: -2x2 + 2x2 = 0
bx + 0 = 9 + 2x2
bx = 9 + 2x2

Divide each side by 'x'.
b = 9x-1 + 2x

Simplifying
b = 9x-1 + 2x

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