2(a-2)=2a-4

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Solution for 2(a-2)=2a-4 equation:


Simplifying
2(a + -2) = 2a + -4

Reorder the terms:
2(-2 + a) = 2a + -4
(-2 * 2 + a * 2) = 2a + -4
(-4 + 2a) = 2a + -4

Reorder the terms:
-4 + 2a = -4 + 2a

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

Combine like terms: -4 + 4 = 0
0 + 2a = -4 + 4 + 2a
2a = -4 + 4 + 2a

Combine like terms: -4 + 4 = 0
2a = 0 + 2a
2a = 2a

Add '-2a' to each side of the equation.
2a + -2a = 2a + -2a

Combine like terms: 2a + -2a = 0
0 = 2a + -2a

Combine like terms: 2a + -2a = 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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