3-2b=4b-9

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Solution for 3-2b=4b-9 equation:


Simplifying
3 + -2b = 4b + -9

Reorder the terms:
3 + -2b = -9 + 4b

Solving
3 + -2b = -9 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
3 + -2b + -4b = -9 + 4b + -4b

Combine like terms: -2b + -4b = -6b
3 + -6b = -9 + 4b + -4b

Combine like terms: 4b + -4b = 0
3 + -6b = -9 + 0
3 + -6b = -9

Add '-3' to each side of the equation.
3 + -3 + -6b = -9 + -3

Combine like terms: 3 + -3 = 0
0 + -6b = -9 + -3
-6b = -9 + -3

Combine like terms: -9 + -3 = -12
-6b = -12

Divide each side by '-6'.
b = 2

Simplifying
b = 2

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