3+(6-2k)(-7)=

Solution for 3+(6-2k)(-7)= equation:

Simplifying
3 + (6 + -2k)(-7) = 0

Reorder the terms for easier multiplication:
3 + -7(6 + -2k) = 0
3 + (6 * -7 + -2k * -7) = 0
3 + (-42 + 14k) = 0

Combine like terms: 3 + -42 = -39
-39 + 14k = 0

Solving
-39 + 14k = 0

Solving for variable 'k'.

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

Add '39' to each side of the equation.
-39 + 39 + 14k = 0 + 39

Combine like terms: -39 + 39 = 0
0 + 14k = 0 + 39
14k = 0 + 39

Combine like terms: 0 + 39 = 39
14k = 39

Divide each side by '14'.
k = 2.785714286

Simplifying
k = 2.785714286