17=3-(a+6)

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Solution for 17=3-(a+6) equation:


Simplifying
17 = 3 + -1(a + 6)

Reorder the terms:
17 = 3 + -1(6 + a)
17 = 3 + (6 * -1 + a * -1)
17 = 3 + (-6 + -1a)

Combine like terms: 3 + -6 = -3
17 = -3 + -1a

Solving
17 = -3 + -1a

Solving for variable 'a'.

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

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

Combine like terms: -1a + a = 0
17 + a = -3 + 0
17 + a = -3

Add '-17' to each side of the equation.
17 + -17 + a = -3 + -17

Combine like terms: 17 + -17 = 0
0 + a = -3 + -17
a = -3 + -17

Combine like terms: -3 + -17 = -20
a = -20

Simplifying
a = -20

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