3ax-21=2bx+8b

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Solution for 3ax-21=2bx+8b equation:


Simplifying
3ax + -21 = 2bx + 8b

Reorder the terms:
-21 + 3ax = 2bx + 8b

Reorder the terms:
-21 + 3ax = 8b + 2bx

Solving
-21 + 3ax = 8b + 2bx

Solving for variable 'a'.

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

Add '21' to each side of the equation.
-21 + 21 + 3ax = 8b + 21 + 2bx

Combine like terms: -21 + 21 = 0
0 + 3ax = 8b + 21 + 2bx
3ax = 8b + 21 + 2bx

Reorder the terms:
3ax = 21 + 8b + 2bx

Divide each side by '3x'.
a = 7x-1 + 2.666666667bx-1 + 0.6666666667b

Simplifying
a = 7x-1 + 2.666666667bx-1 + 0.6666666667b

Reorder the terms:
a = 0.6666666667b + 2.666666667bx-1 + 7x-1

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