4x+2(40-2x)=30

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Solution for 4x+2(40-2x)=30 equation: 


Simplifying
4x + 2(40 + -2x) = 30
4x + (40 * 2 + -2x * 2) = 30
4x + (80 + -4x) = 30

Reorder the terms:
80 + 4x + -4x = 30

Combine like terms: 4x + -4x = 0
80 + 0 = 30
80 = 30

Solving
80 = 30

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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