9a+4=2a+4

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Solution for 9a+4=2a+4 equation:


Simplifying
9a + 4 = 2a + 4

Reorder the terms:
4 + 9a = 2a + 4

Reorder the terms:
4 + 9a = 4 + 2a

Add '-4' to each side of the equation.
4 + -4 + 9a = 4 + -4 + 2a

Combine like terms: 4 + -4 = 0
0 + 9a = 4 + -4 + 2a
9a = 4 + -4 + 2a

Combine like terms: 4 + -4 = 0
9a = 0 + 2a
9a = 2a

Solving
9a = 2a

Solving for variable 'a'.

Move all terms containing a to the left, all other terms to the right.

Add '-2a' to each side of the equation.
9a + -2a = 2a + -2a

Combine like terms: 9a + -2a = 7a
7a = 2a + -2a

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

Divide each side by '7'.
a = 0

Simplifying
a = 0

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