9+3+2a-2=a+4

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Solution for 9+3+2a-2=a+4 equation:


Simplifying
9 + 3 + 2a + -2 = a + 4

Reorder the terms:
9 + 3 + -2 + 2a = a + 4

Combine like terms: 9 + 3 = 12
12 + -2 + 2a = a + 4

Combine like terms: 12 + -2 = 10
10 + 2a = a + 4

Reorder the terms:
10 + 2a = 4 + a

Solving
10 + 2a = 4 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
10 + 2a + -1a = 4 + a + -1a

Combine like terms: 2a + -1a = 1a
10 + 1a = 4 + a + -1a

Combine like terms: a + -1a = 0
10 + 1a = 4 + 0
10 + 1a = 4

Add '-10' to each side of the equation.
10 + -10 + 1a = 4 + -10

Combine like terms: 10 + -10 = 0
0 + 1a = 4 + -10
1a = 4 + -10

Combine like terms: 4 + -10 = -6
1a = -6

Divide each side by '1'.
a = -6

Simplifying
a = -6

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