-19=5(2a-1)+2a

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Solution for -19=5(2a-1)+2a equation:


Simplifying
-19 = 5(2a + -1) + 2a

Reorder the terms:
-19 = 5(-1 + 2a) + 2a
-19 = (-1 * 5 + 2a * 5) + 2a
-19 = (-5 + 10a) + 2a

Combine like terms: 10a + 2a = 12a
-19 = -5 + 12a

Solving
-19 = -5 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
-19 + -12a = -5 + 12a + -12a

Combine like terms: 12a + -12a = 0
-19 + -12a = -5 + 0
-19 + -12a = -5

Add '19' to each side of the equation.
-19 + 19 + -12a = -5 + 19

Combine like terms: -19 + 19 = 0
0 + -12a = -5 + 19
-12a = -5 + 19

Combine like terms: -5 + 19 = 14
-12a = 14

Divide each side by '-12'.
a = -1.166666667

Simplifying
a = -1.166666667

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