-2a-20+a=-23

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Solution for -2a-20+a=-23 equation:


Simplifying
-2a + -20 + a = -23

Reorder the terms:
-20 + -2a + a = -23

Combine like terms: -2a + a = -1a
-20 + -1a = -23

Solving
-20 + -1a = -23

Solving for variable 'a'.

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

Add '20' to each side of the equation.
-20 + 20 + -1a = -23 + 20

Combine like terms: -20 + 20 = 0
0 + -1a = -23 + 20
-1a = -23 + 20

Combine like terms: -23 + 20 = -3
-1a = -3

Divide each side by '-1'.
a = 3

Simplifying
a = 3

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