13-3a=3-a

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Solution for 13-3a=3-a equation:


Simplifying
13 + -3a = 3 + -1a

Solving
13 + -3a = 3 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
13 + -3a + a = 3 + -1a + a

Combine like terms: -3a + a = -2a
13 + -2a = 3 + -1a + a

Combine like terms: -1a + a = 0
13 + -2a = 3 + 0
13 + -2a = 3

Add '-13' to each side of the equation.
13 + -13 + -2a = 3 + -13

Combine like terms: 13 + -13 = 0
0 + -2a = 3 + -13
-2a = 3 + -13

Combine like terms: 3 + -13 = -10
-2a = -10

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

Simplifying
a = 5

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