x^2+5b-20=0

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Solution for x^2+5b-20=0 equation:


Simplifying
x2 + 5b + -20 = 0

Reorder the terms:
-20 + 5b + x2 = 0

Solving
-20 + 5b + x2 = 0

Solving for variable 'b'.

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

Add '20' to each side of the equation.
-20 + 5b + 20 + x2 = 0 + 20

Reorder the terms:
-20 + 20 + 5b + x2 = 0 + 20

Combine like terms: -20 + 20 = 0
0 + 5b + x2 = 0 + 20
5b + x2 = 0 + 20

Combine like terms: 0 + 20 = 20
5b + x2 = 20

Add '-1x2' to each side of the equation.
5b + x2 + -1x2 = 20 + -1x2

Combine like terms: x2 + -1x2 = 0
5b + 0 = 20 + -1x2
5b = 20 + -1x2

Divide each side by '5'.
b = 4 + -0.2x2

Simplifying
b = 4 + -0.2x2

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