3-(7-2k)=-2k-4

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Solution for 3-(7-2k)=-2k-4 equation:


Simplifying
3 + -1(7 + -2k) = -2k + -4
3 + (7 * -1 + -2k * -1) = -2k + -4
3 + (-7 + 2k) = -2k + -4

Combine like terms: 3 + -7 = -4
-4 + 2k = -2k + -4

Reorder the terms:
-4 + 2k = -4 + -2k

Add '4' to each side of the equation.
-4 + 4 + 2k = -4 + 4 + -2k

Combine like terms: -4 + 4 = 0
0 + 2k = -4 + 4 + -2k
2k = -4 + 4 + -2k

Combine like terms: -4 + 4 = 0
2k = 0 + -2k
2k = -2k

Solving
2k = -2k

Solving for variable 'k'.

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

Add '2k' to each side of the equation.
2k + 2k = -2k + 2k

Combine like terms: 2k + 2k = 4k
4k = -2k + 2k

Combine like terms: -2k + 2k = 0
4k = 0

Divide each side by '4'.
k = 0

Simplifying
k = 0

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