9a+(6a+4)=(9a+6a)+4

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Solution for 9a+(6a+4)=(9a+6a)+4 equation:


Simplifying
9a + (6a + 4) = (9a + 6a) + 4

Reorder the terms:
9a + (4 + 6a) = (9a + 6a) + 4

Remove parenthesis around (4 + 6a)
9a + 4 + 6a = (9a + 6a) + 4

Reorder the terms:
4 + 9a + 6a = (9a + 6a) + 4

Combine like terms: 9a + 6a = 15a
4 + 15a = (9a + 6a) + 4

Combine like terms: 9a + 6a = 15a
4 + 15a = (15a) + 4
4 + 15a = (15a) + 4

Reorder the terms:
4 + 15a = 4 + (15a)

Add '-4' to each side of the equation.
4 + -4 + 15a = 4 + -4 + (15a)

Combine like terms: 4 + -4 = 0
0 + 15a = 4 + -4 + (15a)
15a = 4 + -4 + (15a)

Combine like terms: 4 + -4 = 0
15a = 0 + (15a)
15a = (15a)

Add '-15a' to each side of the equation.
15a + -15a = (15a) + -15a

Combine like terms: 15a + -15a = 0
0 = (15a) + -15a

Combine like terms: (15a) + -15a = 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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