3(a-1)=19-5a

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Solution for 3(a-1)=19-5a equation:


Simplifying
3(a + -1) = 19 + -5a

Reorder the terms:
3(-1 + a) = 19 + -5a
(-1 * 3 + a * 3) = 19 + -5a
(-3 + 3a) = 19 + -5a

Solving
-3 + 3a = 19 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-3 + 3a + 5a = 19 + -5a + 5a

Combine like terms: 3a + 5a = 8a
-3 + 8a = 19 + -5a + 5a

Combine like terms: -5a + 5a = 0
-3 + 8a = 19 + 0
-3 + 8a = 19

Add '3' to each side of the equation.
-3 + 3 + 8a = 19 + 3

Combine like terms: -3 + 3 = 0
0 + 8a = 19 + 3
8a = 19 + 3

Combine like terms: 19 + 3 = 22
8a = 22

Divide each side by '8'.
a = 2.75

Simplifying
a = 2.75

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