11+8=4+b

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Solution for 11+8=4+b equation:


Simplifying
11 + 8 = 4 + b

Combine like terms: 11 + 8 = 19
19 = 4 + b

Solving
19 = 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.
19 + -1b = 4 + b + -1b

Combine like terms: b + -1b = 0
19 + -1b = 4 + 0
19 + -1b = 4

Add '-19' to each side of the equation.
19 + -19 + -1b = 4 + -19

Combine like terms: 19 + -19 = 0
0 + -1b = 4 + -19
-1b = 4 + -19

Combine like terms: 4 + -19 = -15
-1b = -15

Divide each side by '-1'.
b = 15

Simplifying
b = 15

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