4b-4=3b+9

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


Simplifying
4b + -4 = 3b + 9

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

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

Solving
-4 + 4b = 9 + 3b

Solving for variable 'b'.

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

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

Combine like terms: 4b + -3b = 1b
-4 + 1b = 9 + 3b + -3b

Combine like terms: 3b + -3b = 0
-4 + 1b = 9 + 0
-4 + 1b = 9

Add '4' to each side of the equation.
-4 + 4 + 1b = 9 + 4

Combine like terms: -4 + 4 = 0
0 + 1b = 9 + 4
1b = 9 + 4

Combine like terms: 9 + 4 = 13
1b = 13

Divide each side by '1'.
b = 13

Simplifying
b = 13

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