30a+18=25a+20

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Solution for 30a+18=25a+20 equation:


Simplifying
30a + 18 = 25a + 20

Reorder the terms:
18 + 30a = 25a + 20

Reorder the terms:
18 + 30a = 20 + 25a

Solving
18 + 30a = 20 + 25a

Solving for variable 'a'.

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

Add '-25a' to each side of the equation.
18 + 30a + -25a = 20 + 25a + -25a

Combine like terms: 30a + -25a = 5a
18 + 5a = 20 + 25a + -25a

Combine like terms: 25a + -25a = 0
18 + 5a = 20 + 0
18 + 5a = 20

Add '-18' to each side of the equation.
18 + -18 + 5a = 20 + -18

Combine like terms: 18 + -18 = 0
0 + 5a = 20 + -18
5a = 20 + -18

Combine like terms: 20 + -18 = 2
5a = 2

Divide each side by '5'.
a = 0.4

Simplifying
a = 0.4

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