3a-4=19+9a-1

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Solution for 3a-4=19+9a-1 equation:


Simplifying
3a + -4 = 19 + 9a + -1

Reorder the terms:
-4 + 3a = 19 + 9a + -1

Reorder the terms:
-4 + 3a = 19 + -1 + 9a

Combine like terms: 19 + -1 = 18
-4 + 3a = 18 + 9a

Solving
-4 + 3a = 18 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-4 + 3a + -9a = 18 + 9a + -9a

Combine like terms: 3a + -9a = -6a
-4 + -6a = 18 + 9a + -9a

Combine like terms: 9a + -9a = 0
-4 + -6a = 18 + 0
-4 + -6a = 18

Add '4' to each side of the equation.
-4 + 4 + -6a = 18 + 4

Combine like terms: -4 + 4 = 0
0 + -6a = 18 + 4
-6a = 18 + 4

Combine like terms: 18 + 4 = 22
-6a = 22

Divide each side by '-6'.
a = -3.666666667

Simplifying
a = -3.666666667

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