3x-ax+4x=2b

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Solution for 3x-ax+4x=2b equation:


Simplifying
3x + -1ax + 4x = 2b

Reorder the terms:
-1ax + 3x + 4x = 2b

Combine like terms: 3x + 4x = 7x
-1ax + 7x = 2b

Solving
-1ax + 7x = 2b

Solving for variable 'a'.

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

Add '-7x' to each side of the equation.
-1ax + 7x + -7x = 2b + -7x

Combine like terms: 7x + -7x = 0
-1ax + 0 = 2b + -7x
-1ax = 2b + -7x

Divide each side by '-1x'.
a = -2bx-1 + 7

Simplifying
a = -2bx-1 + 7

Reorder the terms:
a = 7 + -2bx-1

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