(12b-6)-(7-18b)=

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Solution for (12b-6)-(7-18b)= equation:


Simplifying
(12b + -6) + -1(7 + -18b) = 0

Reorder the terms:
(-6 + 12b) + -1(7 + -18b) = 0

Remove parenthesis around (-6 + 12b)
-6 + 12b + -1(7 + -18b) = 0
-6 + 12b + (7 * -1 + -18b * -1) = 0
-6 + 12b + (-7 + 18b) = 0

Reorder the terms:
-6 + -7 + 12b + 18b = 0

Combine like terms: -6 + -7 = -13
-13 + 12b + 18b = 0

Combine like terms: 12b + 18b = 30b
-13 + 30b = 0

Solving
-13 + 30b = 0

Solving for variable 'b'.

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

Add '13' to each side of the equation.
-13 + 13 + 30b = 0 + 13

Combine like terms: -13 + 13 = 0
0 + 30b = 0 + 13
30b = 0 + 13

Combine like terms: 0 + 13 = 13
30b = 13

Divide each side by '30'.
b = 0.4333333333

Simplifying
b = 0.4333333333

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