-3b+9=9-4b

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


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

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

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

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

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

Solving
-3b = -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.
-3b + 4b = -4b + 4b

Combine like terms: -3b + 4b = 1b
1b = -4b + 4b

Combine like terms: -4b + 4b = 0
1b = 0

Divide each side by '1'.
b = 0

Simplifying
b = 0

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