xa+9=3x+b

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Solution for xa+9=3x+b equation:


Simplifying
xa + 9 = 3x + b

Reorder the terms:
9 + ax = 3x + b

Reorder the terms:
9 + ax = b + 3x

Solving
9 + ax = b + 3x

Solving for variable 'a'.

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

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

Combine like terms: 9 + -9 = 0
0 + ax = b + -9 + 3x
ax = b + -9 + 3x

Reorder the terms:
ax = -9 + b + 3x

Divide each side by 'x'.
a = -9x-1 + bx-1 + 3

Simplifying
a = -9x-1 + bx-1 + 3

Reorder the terms:
a = 3 + bx-1 + -9x-1

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