4(5x-20)=20(x-20)

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Solution for 4(5x-20)=20(x-20) equation: 


Simplifying
4(5x + -20) = 20(x + -20)

Reorder the terms:
4(-20 + 5x) = 20(x + -20)
(-20 * 4 + 5x * 4) = 20(x + -20)
(-80 + 20x) = 20(x + -20)

Reorder the terms:
-80 + 20x = 20(-20 + x)
-80 + 20x = (-20 * 20 + x * 20)
-80 + 20x = (-400 + 20x)

Add '-20x' to each side of the equation.
-80 + 20x + -20x = -400 + 20x + -20x

Combine like terms: 20x + -20x = 0
-80 + 0 = -400 + 20x + -20x
-80 = -400 + 20x + -20x

Combine like terms: 20x + -20x = 0
-80 = -400 + 0
-80 = -400

Solving
-80 = -400

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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