2a+5=18

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Solution for 2a+5=18 equation:


Simplifying
2a + 5 = 18

Reorder the terms:
5 + 2a = 18

Solving
5 + 2a = 18

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 2a = 18 + -5

Combine like terms: 5 + -5 = 0
0 + 2a = 18 + -5
2a = 18 + -5

Combine like terms: 18 + -5 = 13
2a = 13

Divide each side by '2'.
a = 6.5

Simplifying
a = 6.5

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