7k-8=3k+4

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Solution for 7k-8=3k+4 equation:


Simplifying
7k + -8 = 3k + 4

Reorder the terms:
-8 + 7k = 3k + 4

Reorder the terms:
-8 + 7k = 4 + 3k

Solving
-8 + 7k = 4 + 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.
-8 + 7k + -3k = 4 + 3k + -3k

Combine like terms: 7k + -3k = 4k
-8 + 4k = 4 + 3k + -3k

Combine like terms: 3k + -3k = 0
-8 + 4k = 4 + 0
-8 + 4k = 4

Add '8' to each side of the equation.
-8 + 8 + 4k = 4 + 8

Combine like terms: -8 + 8 = 0
0 + 4k = 4 + 8
4k = 4 + 8

Combine like terms: 4 + 8 = 12
4k = 12

Divide each side by '4'.
k = 3

Simplifying
k = 3

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