5a+4=8a-5

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Solution for 5a+4=8a-5 equation:


Simplifying
5a + 4 = 8a + -5

Reorder the terms:
4 + 5a = 8a + -5

Reorder the terms:
4 + 5a = -5 + 8a

Solving
4 + 5a = -5 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
4 + 5a + -8a = -5 + 8a + -8a

Combine like terms: 5a + -8a = -3a
4 + -3a = -5 + 8a + -8a

Combine like terms: 8a + -8a = 0
4 + -3a = -5 + 0
4 + -3a = -5

Add '-4' to each side of the equation.
4 + -4 + -3a = -5 + -4

Combine like terms: 4 + -4 = 0
0 + -3a = -5 + -4
-3a = -5 + -4

Combine like terms: -5 + -4 = -9
-3a = -9

Divide each side by '-3'.
a = 3

Simplifying
a = 3

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