4k+5=7k-9

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Solution for 4k+5=7k-9 equation:


Simplifying
4k + 5 = 7k + -9

Reorder the terms:
5 + 4k = 7k + -9

Reorder the terms:
5 + 4k = -9 + 7k

Solving
5 + 4k = -9 + 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.
5 + 4k + -7k = -9 + 7k + -7k

Combine like terms: 4k + -7k = -3k
5 + -3k = -9 + 7k + -7k

Combine like terms: 7k + -7k = 0
5 + -3k = -9 + 0
5 + -3k = -9

Add '-5' to each side of the equation.
5 + -5 + -3k = -9 + -5

Combine like terms: 5 + -5 = 0
0 + -3k = -9 + -5
-3k = -9 + -5

Combine like terms: -9 + -5 = -14
-3k = -14

Divide each side by '-3'.
k = 4.666666667

Simplifying
k = 4.666666667

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