7k-15=4k-15

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Solution for 7k-15=4k-15 equation:


Simplifying
7k + -15 = 4k + -15

Reorder the terms:
-15 + 7k = 4k + -15

Reorder the terms:
-15 + 7k = -15 + 4k

Add '15' to each side of the equation.
-15 + 15 + 7k = -15 + 15 + 4k

Combine like terms: -15 + 15 = 0
0 + 7k = -15 + 15 + 4k
7k = -15 + 15 + 4k

Combine like terms: -15 + 15 = 0
7k = 0 + 4k
7k = 4k

Solving
7k = 4k

Solving for variable 'k'.

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

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

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

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

Divide each side by '3'.
k = 0

Simplifying
k = 0

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