3.4=-13.6+-(3.4c)+1.7c

Solution for 3.4=-13.6+-(3.4c)+1.7c equation:

Simplifying
3.4 = -13.6 + -1(3.4c) + 1.7c

Remove parenthesis around (3.4c)
3.4 = -13.6 + -1 * 3.4c + 1.7c

Multiply -1 * 3.4
3.4 = -13.6 + -3.4c + 1.7c

Combine like terms: -3.4c + 1.7c = -1.7c
3.4 = -13.6 + -1.7c

Solving
3.4 = -13.6 + -1.7c

Solving for variable 'c'.

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

Add '1.7c' to each side of the equation.
3.4 + 1.7c = -13.6 + -1.7c + 1.7c

Combine like terms: -1.7c + 1.7c = 0.0
3.4 + 1.7c = -13.6 + 0.0
3.4 + 1.7c = -13.6

Add '-3.4' to each side of the equation.
3.4 + -3.4 + 1.7c = -13.6 + -3.4

Combine like terms: 3.4 + -3.4 = 0.0
0.0 + 1.7c = -13.6 + -3.4
1.7c = -13.6 + -3.4

Combine like terms: -13.6 + -3.4 = -17
1.7c = -17

Divide each side by '1.7'.
c = -10

Simplifying
c = -10