7-8a=2(5-4a)-3

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Solution for 7-8a=2(5-4a)-3 equation:


Simplifying
7 + -8a = 2(5 + -4a) + -3
7 + -8a = (5 * 2 + -4a * 2) + -3
7 + -8a = (10 + -8a) + -3

Reorder the terms:
7 + -8a = 10 + -3 + -8a

Combine like terms: 10 + -3 = 7
7 + -8a = 7 + -8a

Add '-7' to each side of the equation.
7 + -7 + -8a = 7 + -7 + -8a

Combine like terms: 7 + -7 = 0
0 + -8a = 7 + -7 + -8a
-8a = 7 + -7 + -8a

Combine like terms: 7 + -7 = 0
-8a = 0 + -8a
-8a = -8a

Add '8a' to each side of the equation.
-8a + 8a = -8a + 8a

Combine like terms: -8a + 8a = 0
0 = -8a + 8a

Combine like terms: -8a + 8a = 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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