-(c+9)=4

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Solution for -(c+9)=4 equation: 


Simplifying
-1(c + 9) = 4

Reorder the terms:
-1(9 + c) = 4
(9 * -1 + c * -1) = 4
(-9 + -1c) = 4

Solving
-9 + -1c = 4

Solving for variable 'c'.

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

Add '9' to each side of the equation.
-9 + 9 + -1c = 4 + 9

Combine like terms: -9 + 9 = 0
0 + -1c = 4 + 9
-1c = 4 + 9

Combine like terms: 4 + 9 = 13
-1c = 13

Divide each side by '-1'.
c = -13

Simplifying
c = -13

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