a+25=18

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Solution for a+25=18 equation: 


Simplifying
a + 25 = 18

Reorder the terms:
25 + a = 18

Solving
25 + a = 18

Solving for variable 'a'.

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

Add '-25' to each side of the equation.
25 + -25 + a = 18 + -25

Combine like terms: 25 + -25 = 0
0 + a = 18 + -25
a = 18 + -25

Combine like terms: 18 + -25 = -7
a = -7

Simplifying
a = -7

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