7k+7=3k-5

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Solution for 7k+7=3k-5 equation:


Simplifying
7k + 7 = 3k + -5

Reorder the terms:
7 + 7k = 3k + -5

Reorder the terms:
7 + 7k = -5 + 3k

Solving
7 + 7k = -5 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
7 + 7k + -3k = -5 + 3k + -3k

Combine like terms: 7k + -3k = 4k
7 + 4k = -5 + 3k + -3k

Combine like terms: 3k + -3k = 0
7 + 4k = -5 + 0
7 + 4k = -5

Add '-7' to each side of the equation.
7 + -7 + 4k = -5 + -7

Combine like terms: 7 + -7 = 0
0 + 4k = -5 + -7
4k = -5 + -7

Combine like terms: -5 + -7 = -12
4k = -12

Divide each side by '4'.
k = -3

Simplifying
k = -3

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