2b+4=-18-9

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Solution for 2b+4=-18-9 equation: 


Simplifying
2b + 4 = -18 + -9

Reorder the terms:
4 + 2b = -18 + -9

Combine like terms: -18 + -9 = -27
4 + 2b = -27

Solving
4 + 2b = -27

Solving for variable 'b'.

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

Add '-4' to each side of the equation.
4 + -4 + 2b = -27 + -4

Combine like terms: 4 + -4 = 0
0 + 2b = -27 + -4
2b = -27 + -4

Combine like terms: -27 + -4 = -31
2b = -31

Divide each side by '2'.
b = -15.5

Simplifying
b = -15.5

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