7x-9=7(x-3)

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Solution for 7x-9=7(x-3) equation:


Simplifying
7x + -9 = 7(x + -3)

Reorder the terms:
-9 + 7x = 7(x + -3)

Reorder the terms:
-9 + 7x = 7(-3 + x)
-9 + 7x = (-3 * 7 + x * 7)
-9 + 7x = (-21 + 7x)

Add '-7x' to each side of the equation.
-9 + 7x + -7x = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-9 + 0 = -21 + 7x + -7x
-9 = -21 + 7x + -7x

Combine like terms: 7x + -7x = 0
-9 = -21 + 0
-9 = -21

Solving
-9 = -21

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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