-16-a=1+3(a+1)

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Solution for -16-a=1+3(a+1) equation:


Simplifying
-16 + -1a = 1 + 3(a + 1)

Reorder the terms:
-16 + -1a = 1 + 3(1 + a)
-16 + -1a = 1 + (1 * 3 + a * 3)
-16 + -1a = 1 + (3 + 3a)

Combine like terms: 1 + 3 = 4
-16 + -1a = 4 + 3a

Solving
-16 + -1a = 4 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-16 + -1a + -3a = 4 + 3a + -3a

Combine like terms: -1a + -3a = -4a
-16 + -4a = 4 + 3a + -3a

Combine like terms: 3a + -3a = 0
-16 + -4a = 4 + 0
-16 + -4a = 4

Add '16' to each side of the equation.
-16 + 16 + -4a = 4 + 16

Combine like terms: -16 + 16 = 0
0 + -4a = 4 + 16
-4a = 4 + 16

Combine like terms: 4 + 16 = 20
-4a = 20

Divide each side by '-4'.
a = -5

Simplifying
a = -5

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