15q-3(4q-b)=3q+9-9q

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Solution for 15q-3(4q-b)=3q+9-9q equation:


Simplifying
15q + -3(4q + -1b) = 3q + 9 + -9q

Reorder the terms:
15q + -3(-1b + 4q) = 3q + 9 + -9q
15q + (-1b * -3 + 4q * -3) = 3q + 9 + -9q
15q + (3b + -12q) = 3q + 9 + -9q

Reorder the terms:
3b + 15q + -12q = 3q + 9 + -9q

Combine like terms: 15q + -12q = 3q
3b + 3q = 3q + 9 + -9q

Reorder the terms:
3b + 3q = 9 + 3q + -9q

Combine like terms: 3q + -9q = -6q
3b + 3q = 9 + -6q

Solving
3b + 3q = 9 + -6q

Solving for variable 'b'.

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

Add '-3q' to each side of the equation.
3b + 3q + -3q = 9 + -6q + -3q

Combine like terms: 3q + -3q = 0
3b + 0 = 9 + -6q + -3q
3b = 9 + -6q + -3q

Combine like terms: -6q + -3q = -9q
3b = 9 + -9q

Divide each side by '3'.
b = 3 + -3q

Simplifying
b = 3 + -3q

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