6+7(1-5k)=223

Solution for 6+7(1-5k)=223 equation:

Simplifying
6 + 7(1 + -5k) = 223
6 + (1 * 7 + -5k * 7) = 223
6 + (7 + -35k) = 223

Combine like terms: 6 + 7 = 13
13 + -35k = 223

Solving
13 + -35k = 223

Solving for variable 'k'.

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

Add '-13' to each side of the equation.
13 + -13 + -35k = 223 + -13

Combine like terms: 13 + -13 = 0
0 + -35k = 223 + -13
-35k = 223 + -13

Combine like terms: 223 + -13 = 210
-35k = 210

Divide each side by '-35'.
k = -6

Simplifying
k = -6