2a+8=13

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Solution for 2a+8=13 equation:


Simplifying
2a + 8 = 13

Reorder the terms:
8 + 2a = 13

Solving
8 + 2a = 13

Solving for variable 'a'.

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

Add '-8' to each side of the equation.
8 + -8 + 2a = 13 + -8

Combine like terms: 8 + -8 = 0
0 + 2a = 13 + -8
2a = 13 + -8

Combine like terms: 13 + -8 = 5
2a = 5

Divide each side by '2'.
a = 2.5

Simplifying
a = 2.5

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