3(3-7x)=ax+b

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Solution for 3(3-7x)=ax+b equation:


Simplifying
3(3 + -7x) = ax + b
(3 * 3 + -7x * 3) = ax + b
(9 + -21x) = ax + b

Solving
9 + -21x = ax + b

Solving for variable 'x'.

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

Add '-1ax' to each side of the equation.
9 + -1ax + -21x = ax + -1ax + b

Combine like terms: ax + -1ax = 0
9 + -1ax + -21x = 0 + b
9 + -1ax + -21x = b

Add '-9' to each side of the equation.
9 + -1ax + -9 + -21x = -9 + b

Reorder the terms:
9 + -9 + -1ax + -21x = -9 + b

Combine like terms: 9 + -9 = 0
0 + -1ax + -21x = -9 + b
-1ax + -21x = -9 + b

Reorder the terms:
9 + -1ax + -1b + -21x = -9 + b + 9 + -1b

Reorder the terms:
9 + -1ax + -1b + -21x = -9 + 9 + b + -1b

Combine like terms: -9 + 9 = 0
9 + -1ax + -1b + -21x = 0 + b + -1b
9 + -1ax + -1b + -21x = b + -1b

Combine like terms: b + -1b = 0
9 + -1ax + -1b + -21x = 0

The solution to this equation could not be determined.

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