1.6z-4=2(z-1)-0.4z

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Solution for 1.6z-4=2(z-1)-0.4z equation: 


Simplifying
1.6z + -4 = 2(z + -1) + -0.4z

Reorder the terms:
-4 + 1.6z = 2(z + -1) + -0.4z

Reorder the terms:
-4 + 1.6z = 2(-1 + z) + -0.4z
-4 + 1.6z = (-1 * 2 + z * 2) + -0.4z
-4 + 1.6z = (-2 + 2z) + -0.4z

Combine like terms: 2z + -0.4z = 1.6z
-4 + 1.6z = -2 + 1.6z

Add '-1.6z' to each side of the equation.
-4 + 1.6z + -1.6z = -2 + 1.6z + -1.6z

Combine like terms: 1.6z + -1.6z = 0.0
-4 + 0.0 = -2 + 1.6z + -1.6z
-4 = -2 + 1.6z + -1.6z

Combine like terms: 1.6z + -1.6z = 0.0
-4 = -2 + 0.0
-4 = -2

Solving
-4 = -2

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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