3b-11=b+4

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Solution for 3b-11=b+4 equation: 


Simplifying
3b + -11 = b + 4

Reorder the terms:
-11 + 3b = b + 4

Reorder the terms:
-11 + 3b = 4 + b

Solving
-11 + 3b = 4 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
-11 + 3b + -1b = 4 + b + -1b

Combine like terms: 3b + -1b = 2b
-11 + 2b = 4 + b + -1b

Combine like terms: b + -1b = 0
-11 + 2b = 4 + 0
-11 + 2b = 4

Add '11' to each side of the equation.
-11 + 11 + 2b = 4 + 11

Combine like terms: -11 + 11 = 0
0 + 2b = 4 + 11
2b = 4 + 11

Combine like terms: 4 + 11 = 15
2b = 15

Divide each side by '2'.
b = 7.5

Simplifying
b = 7.5

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