2b+4=-18+9b

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


Simplifying
2b + 4 = -18 + 9b

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

Solving
4 + 2b = -18 + 9b

Solving for variable 'b'.

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

Add '-9b' to each side of the equation.
4 + 2b + -9b = -18 + 9b + -9b

Combine like terms: 2b + -9b = -7b
4 + -7b = -18 + 9b + -9b

Combine like terms: 9b + -9b = 0
4 + -7b = -18 + 0
4 + -7b = -18

Add '-4' to each side of the equation.
4 + -4 + -7b = -18 + -4

Combine like terms: 4 + -4 = 0
0 + -7b = -18 + -4
-7b = -18 + -4

Combine like terms: -18 + -4 = -22
-7b = -22

Divide each side by '-7'.
b = 3.142857143

Simplifying
b = 3.142857143

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