5(k-3)+2(k-4)=15

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Solution for 5(k-3)+2(k-4)=15 equation:


Simplifying
5(k + -3) + 2(k + -4) = 15

Reorder the terms:
5(-3 + k) + 2(k + -4) = 15
(-3 * 5 + k * 5) + 2(k + -4) = 15
(-15 + 5k) + 2(k + -4) = 15

Reorder the terms:
-15 + 5k + 2(-4 + k) = 15
-15 + 5k + (-4 * 2 + k * 2) = 15
-15 + 5k + (-8 + 2k) = 15

Reorder the terms:
-15 + -8 + 5k + 2k = 15

Combine like terms: -15 + -8 = -23
-23 + 5k + 2k = 15

Combine like terms: 5k + 2k = 7k
-23 + 7k = 15

Solving
-23 + 7k = 15

Solving for variable 'k'.

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

Add '23' to each side of the equation.
-23 + 23 + 7k = 15 + 23

Combine like terms: -23 + 23 = 0
0 + 7k = 15 + 23
7k = 15 + 23

Combine like terms: 15 + 23 = 38
7k = 38

Divide each side by '7'.
k = 5.428571429

Simplifying
k = 5.428571429

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