bx+3=x-9

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Solution for bx+3=x-9 equation:


Simplifying
bx + 3 = x + -9

Reorder the terms:
3 + bx = x + -9

Reorder the terms:
3 + bx = -9 + x

Solving
3 + bx = -9 + x

Solving for variable 'b'.

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

Add '-3' to each side of the equation.
3 + -3 + bx = -9 + -3 + x

Combine like terms: 3 + -3 = 0
0 + bx = -9 + -3 + x
bx = -9 + -3 + x

Combine like terms: -9 + -3 = -12
bx = -12 + x

Divide each side by 'x'.
b = -12x-1 + 1

Simplifying
b = -12x-1 + 1

Reorder the terms:
b = 1 + -12x-1

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