7(3-k)=-k+4

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Solution for 7(3-k)=-k+4 equation:


Simplifying
7(3 + -1k) = -1k + 4
(3 * 7 + -1k * 7) = -1k + 4
(21 + -7k) = -1k + 4

Reorder the terms:
21 + -7k = 4 + -1k

Solving
21 + -7k = 4 + -1k

Solving for variable 'k'.

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

Add 'k' to each side of the equation.
21 + -7k + k = 4 + -1k + k

Combine like terms: -7k + k = -6k
21 + -6k = 4 + -1k + k

Combine like terms: -1k + k = 0
21 + -6k = 4 + 0
21 + -6k = 4

Add '-21' to each side of the equation.
21 + -21 + -6k = 4 + -21

Combine like terms: 21 + -21 = 0
0 + -6k = 4 + -21
-6k = 4 + -21

Combine like terms: 4 + -21 = -17
-6k = -17

Divide each side by '-6'.
k = 2.833333333

Simplifying
k = 2.833333333

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