-5a-54=5(4a+13.89)

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Solution for -5a-54=5(4a+13.89) equation:


Simplifying
-5a + -54 = 5(4a + 13.89)

Reorder the terms:
-54 + -5a = 5(4a + 13.89)

Reorder the terms:
-54 + -5a = 5(13.89 + 4a)
-54 + -5a = (13.89 * 5 + 4a * 5)
-54 + -5a = (69.45 + 20a)

Solving
-54 + -5a = 69.45 + 20a

Solving for variable 'a'.

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

Add '-20a' to each side of the equation.
-54 + -5a + -20a = 69.45 + 20a + -20a

Combine like terms: -5a + -20a = -25a
-54 + -25a = 69.45 + 20a + -20a

Combine like terms: 20a + -20a = 0
-54 + -25a = 69.45 + 0
-54 + -25a = 69.45

Add '54' to each side of the equation.
-54 + 54 + -25a = 69.45 + 54

Combine like terms: -54 + 54 = 0
0 + -25a = 69.45 + 54
-25a = 69.45 + 54

Combine like terms: 69.45 + 54 = 123.45
-25a = 123.45

Divide each side by '-25'.
a = -4.938

Simplifying
a = -4.938

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