(5a-45)=(3a)

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Solution for (5a-45)=(3a) equation:


Simplifying
(5a + -45) = (3a)

Reorder the terms:
(-45 + 5a) = (3a)

Remove parenthesis around (-45 + 5a)
-45 + 5a = (3a)

Solving
-45 + 5a = (3a)

Solving for variable 'a'.

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

Add '(-3a)' to each side of the equation.
-45 + 5a + (-3a) = (3a) + (-3a)

Combine like terms: 5a + (-3a) = 2a
-45 + 2a = (3a) + (-3a)

Combine like terms: (3a) + (-3a) = 0
-45 + 2a = 0

Add '45' to each side of the equation.
-45 + 45 + 2a = 0 + 45

Combine like terms: -45 + 45 = 0
0 + 2a = 0 + 45
2a = 0 + 45

Combine like terms: 0 + 45 = 45
2a = 45

Divide each side by '2'.
a = 22.5

Simplifying
a = 22.5

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