5a-18=2a+3

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Solution for 5a-18=2a+3 equation:


Simplifying
5a + -18 = 2a + 3

Reorder the terms:
-18 + 5a = 2a + 3

Reorder the terms:
-18 + 5a = 3 + 2a

Solving
-18 + 5a = 3 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-18 + 5a + -2a = 3 + 2a + -2a

Combine like terms: 5a + -2a = 3a
-18 + 3a = 3 + 2a + -2a

Combine like terms: 2a + -2a = 0
-18 + 3a = 3 + 0
-18 + 3a = 3

Add '18' to each side of the equation.
-18 + 18 + 3a = 3 + 18

Combine like terms: -18 + 18 = 0
0 + 3a = 3 + 18
3a = 3 + 18

Combine like terms: 3 + 18 = 21
3a = 21

Divide each side by '3'.
a = 7

Simplifying
a = 7

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