20a+23-18a=25

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Solution for 20a+23-18a=25 equation:


Simplifying
20a + 23 + -18a = 25

Reorder the terms:
23 + 20a + -18a = 25

Combine like terms: 20a + -18a = 2a
23 + 2a = 25

Solving
23 + 2a = 25

Solving for variable 'a'.

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

Add '-23' to each side of the equation.
23 + -23 + 2a = 25 + -23

Combine like terms: 23 + -23 = 0
0 + 2a = 25 + -23
2a = 25 + -23

Combine like terms: 25 + -23 = 2
2a = 2

Divide each side by '2'.
a = 1

Simplifying
a = 1

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