19=3-(c+9)

Solution for 19=3-(c+9) equation:

Simplifying
19 = 3 + -1(c + 9)

Reorder the terms:
19 = 3 + -1(9 + c)
19 = 3 + (9 * -1 + c * -1)
19 = 3 + (-9 + -1c)

Combine like terms: 3 + -9 = -6
19 = -6 + -1c

Solving
19 = -6 + -1c

Solving for variable 'c'.

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

Add 'c' to each side of the equation.
19 + c = -6 + -1c + c

Combine like terms: -1c + c = 0
19 + c = -6 + 0
19 + c = -6

Add '-19' to each side of the equation.
19 + -19 + c = -6 + -19

Combine like terms: 19 + -19 = 0
0 + c = -6 + -19
c = -6 + -19

Combine like terms: -6 + -19 = -25
c = -25

Simplifying
c = -25