3-105=2b-9

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Solution for 3-105=2b-9 equation:


Simplifying
3 + -105 = 2b + -9

Combine like terms: 3 + -105 = -102
-102 = 2b + -9

Reorder the terms:
-102 = -9 + 2b

Solving
-102 = -9 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
-102 + -2b = -9 + 2b + -2b

Combine like terms: 2b + -2b = 0
-102 + -2b = -9 + 0
-102 + -2b = -9

Add '102' to each side of the equation.
-102 + 102 + -2b = -9 + 102

Combine like terms: -102 + 102 = 0
0 + -2b = -9 + 102
-2b = -9 + 102

Combine like terms: -9 + 102 = 93
-2b = 93

Divide each side by '-2'.
b = -46.5

Simplifying
b = -46.5

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