4+a+9-2a=6

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Solution for 4+a+9-2a=6 equation:


Simplifying
4 + a + 9 + -2a = 6

Reorder the terms:
4 + 9 + a + -2a = 6

Combine like terms: 4 + 9 = 13
13 + a + -2a = 6

Combine like terms: a + -2a = -1a
13 + -1a = 6

Solving
13 + -1a = 6

Solving for variable 'a'.

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

Add '-13' to each side of the equation.
13 + -13 + -1a = 6 + -13

Combine like terms: 13 + -13 = 0
0 + -1a = 6 + -13
-1a = 6 + -13

Combine like terms: 6 + -13 = -7
-1a = -7

Divide each side by '-1'.
a = 7

Simplifying
a = 7

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