12a+5(a-3)=19

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Solution for 12a+5(a-3)=19 equation:


Simplifying
12a + 5(a + -3) = 19

Reorder the terms:
12a + 5(-3 + a) = 19
12a + (-3 * 5 + a * 5) = 19
12a + (-15 + 5a) = 19

Reorder the terms:
-15 + 12a + 5a = 19

Combine like terms: 12a + 5a = 17a
-15 + 17a = 19

Solving
-15 + 17a = 19

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 15 + 17a = 19 + 15

Combine like terms: -15 + 15 = 0
0 + 17a = 19 + 15
17a = 19 + 15

Combine like terms: 19 + 15 = 34
17a = 34

Divide each side by '17'.
a = 2

Simplifying
a = 2

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