22=12-2a

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Solution for 22=12-2a equation:


Simplifying
22 = 12 + -2a

Solving
22 = 12 + -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.
22 + 2a = 12 + -2a + 2a

Combine like terms: -2a + 2a = 0
22 + 2a = 12 + 0
22 + 2a = 12

Add '-22' to each side of the equation.
22 + -22 + 2a = 12 + -22

Combine like terms: 22 + -22 = 0
0 + 2a = 12 + -22
2a = 12 + -22

Combine like terms: 12 + -22 = -10
2a = -10

Divide each side by '2'.
a = -5

Simplifying
a = -5

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