14-6(a+20)=9+a

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Solution for 14-6(a+20)=9+a equation:


Simplifying
14 + -6(a + 20) = 9 + a

Reorder the terms:
14 + -6(20 + a) = 9 + a
14 + (20 * -6 + a * -6) = 9 + a
14 + (-120 + -6a) = 9 + a

Combine like terms: 14 + -120 = -106
-106 + -6a = 9 + a

Solving
-106 + -6a = 9 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-106 + -6a + -1a = 9 + a + -1a

Combine like terms: -6a + -1a = -7a
-106 + -7a = 9 + a + -1a

Combine like terms: a + -1a = 0
-106 + -7a = 9 + 0
-106 + -7a = 9

Add '106' to each side of the equation.
-106 + 106 + -7a = 9 + 106

Combine like terms: -106 + 106 = 0
0 + -7a = 9 + 106
-7a = 9 + 106

Combine like terms: 9 + 106 = 115
-7a = 115

Divide each side by '-7'.
a = -16.42857143

Simplifying
a = -16.42857143

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