5(a+4)-6a+1=12

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Solution for 5(a+4)-6a+1=12 equation:


Simplifying
5(a + 4) + -6a + 1 = 12

Reorder the terms:
5(4 + a) + -6a + 1 = 12
(4 * 5 + a * 5) + -6a + 1 = 12
(20 + 5a) + -6a + 1 = 12

Reorder the terms:
20 + 1 + 5a + -6a = 12

Combine like terms: 20 + 1 = 21
21 + 5a + -6a = 12

Combine like terms: 5a + -6a = -1a
21 + -1a = 12

Solving
21 + -1a = 12

Solving for variable 'a'.

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

Add '-21' to each side of the equation.
21 + -21 + -1a = 12 + -21

Combine like terms: 21 + -21 = 0
0 + -1a = 12 + -21
-1a = 12 + -21

Combine like terms: 12 + -21 = -9
-1a = -9

Divide each side by '-1'.
a = 9

Simplifying
a = 9

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