5a-(3a-7)=5a-3a-7

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


Simplifying
5a + -1(3a + -7) = 5a + -3a + -7

Reorder the terms:
5a + -1(-7 + 3a) = 5a + -3a + -7
5a + (-7 * -1 + 3a * -1) = 5a + -3a + -7
5a + (7 + -3a) = 5a + -3a + -7

Reorder the terms:
7 + 5a + -3a = 5a + -3a + -7

Combine like terms: 5a + -3a = 2a
7 + 2a = 5a + -3a + -7

Reorder the terms:
7 + 2a = -7 + 5a + -3a

Combine like terms: 5a + -3a = 2a
7 + 2a = -7 + 2a

Add '-2a' to each side of the equation.
7 + 2a + -2a = -7 + 2a + -2a

Combine like terms: 2a + -2a = 0
7 + 0 = -7 + 2a + -2a
7 = -7 + 2a + -2a

Combine like terms: 2a + -2a = 0
7 = -7 + 0
7 = -7

Solving
7 = -7

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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