a*5-9=3*5-a

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Solution for a*5-9=3*5-a equation:


Simplifying
a * 5 + -9 = 3 * 5 + -1a

Reorder the terms for easier multiplication:
5a + -9 = 3 * 5 + -1a

Reorder the terms:
-9 + 5a = 3 * 5 + -1a

Multiply 3 * 5
-9 + 5a = 15 + -1a

Solving
-9 + 5a = 15 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
-9 + 5a + a = 15 + -1a + a

Combine like terms: 5a + a = 6a
-9 + 6a = 15 + -1a + a

Combine like terms: -1a + a = 0
-9 + 6a = 15 + 0
-9 + 6a = 15

Add '9' to each side of the equation.
-9 + 9 + 6a = 15 + 9

Combine like terms: -9 + 9 = 0
0 + 6a = 15 + 9
6a = 15 + 9

Combine like terms: 15 + 9 = 24
6a = 24

Divide each side by '6'.
a = 4

Simplifying
a = 4

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