3(z-3)=3(z-4)

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Solution for 3(z-3)=3(z-4) equation: 


Simplifying
3(z + -3) = 3(z + -4)

Reorder the terms:
3(-3 + z) = 3(z + -4)
(-3 * 3 + z * 3) = 3(z + -4)
(-9 + 3z) = 3(z + -4)

Reorder the terms:
-9 + 3z = 3(-4 + z)
-9 + 3z = (-4 * 3 + z * 3)
-9 + 3z = (-12 + 3z)

Add '-3z' to each side of the equation.
-9 + 3z + -3z = -12 + 3z + -3z

Combine like terms: 3z + -3z = 0
-9 + 0 = -12 + 3z + -3z
-9 = -12 + 3z + -3z

Combine like terms: 3z + -3z = 0
-9 = -12 + 0
-9 = -12

Solving
-9 = -12

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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