4k-9=7k

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Solution for 4k-9=7k equation:


Simplifying
4k + -9 = 7k

Reorder the terms:
-9 + 4k = 7k

Solving
-9 + 4k = 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
-9 + 4k + -7k = 7k + -7k

Combine like terms: 4k + -7k = -3k
-9 + -3k = 7k + -7k

Combine like terms: 7k + -7k = 0
-9 + -3k = 0

Add '9' to each side of the equation.
-9 + 9 + -3k = 0 + 9

Combine like terms: -9 + 9 = 0
0 + -3k = 0 + 9
-3k = 0 + 9

Combine like terms: 0 + 9 = 9
-3k = 9

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

Simplifying
k = -3

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