2(b-3)=9

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Solution for 2(b-3)=9 equation: 


Simplifying
2(b + -3) = 9

Reorder the terms:
2(-3 + b) = 9
(-3 * 2 + b * 2) = 9
(-6 + 2b) = 9

Solving
-6 + 2b = 9

Solving for variable 'b'.

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

Add '6' to each side of the equation.
-6 + 6 + 2b = 9 + 6

Combine like terms: -6 + 6 = 0
0 + 2b = 9 + 6
2b = 9 + 6

Combine like terms: 9 + 6 = 15
2b = 15

Divide each side by '2'.
b = 7.5

Simplifying
b = 7.5

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