b(2)-4b-45=0

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Solution for b(2)-4b-45=0 equation:


Simplifying
b(2) + -4b + -45 = 0

Reorder the terms for easier multiplication:
2b + -4b + -45 = 0

Reorder the terms:
-45 + 2b + -4b = 0

Combine like terms: 2b + -4b = -2b
-45 + -2b = 0

Solving
-45 + -2b = 0

Solving for variable 'b'.

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

Add '45' to each side of the equation.
-45 + 45 + -2b = 0 + 45

Combine like terms: -45 + 45 = 0
0 + -2b = 0 + 45
-2b = 0 + 45

Combine like terms: 0 + 45 = 45
-2b = 45

Divide each side by '-2'.
b = -22.5

Simplifying
b = -22.5

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