8=a+3

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Solution for 8=a+3 equation:


Simplifying
8 = a + 3

Reorder the terms:
8 = 3 + a

Solving
8 = 3 + 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.
8 + -1a = 3 + a + -1a

Combine like terms: a + -1a = 0
8 + -1a = 3 + 0
8 + -1a = 3

Add '-8' to each side of the equation.
8 + -8 + -1a = 3 + -8

Combine like terms: 8 + -8 = 0
0 + -1a = 3 + -8
-1a = 3 + -8

Combine like terms: 3 + -8 = -5
-1a = -5

Divide each side by '-1'.
a = 5

Simplifying
a = 5

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