-4(5-x)-2(2x-10)=0

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Solution for -4(5-x)-2(2x-10)=0 equation:


Simplifying
-4(5 + -1x) + -2(2x + -10) = 0
(5 * -4 + -1x * -4) + -2(2x + -10) = 0
(-20 + 4x) + -2(2x + -10) = 0

Reorder the terms:
-20 + 4x + -2(-10 + 2x) = 0
-20 + 4x + (-10 * -2 + 2x * -2) = 0
-20 + 4x + (20 + -4x) = 0

Reorder the terms:
-20 + 20 + 4x + -4x = 0

Combine like terms: -20 + 20 = 0
0 + 4x + -4x = 0
4x + -4x = 0

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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