5k+7-4=18

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Solution for 5k+7-4=18 equation: 


Simplifying
5k + 7 + -4 = 18

Reorder the terms:
7 + -4 + 5k = 18

Combine like terms: 7 + -4 = 3
3 + 5k = 18

Solving
3 + 5k = 18

Solving for variable 'k'.

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

Add '-3' to each side of the equation.
3 + -3 + 5k = 18 + -3

Combine like terms: 3 + -3 = 0
0 + 5k = 18 + -3
5k = 18 + -3

Combine like terms: 18 + -3 = 15
5k = 15

Divide each side by '5'.
k = 3

Simplifying
k = 3

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