3k+2(k-1)=7(k+2)

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Solution for 3k+2(k-1)=7(k+2) equation:


Simplifying
3k + 2(k + -1) = 7(k + 2)

Reorder the terms:
3k + 2(-1 + k) = 7(k + 2)
3k + (-1 * 2 + k * 2) = 7(k + 2)
3k + (-2 + 2k) = 7(k + 2)

Reorder the terms:
-2 + 3k + 2k = 7(k + 2)

Combine like terms: 3k + 2k = 5k
-2 + 5k = 7(k + 2)

Reorder the terms:
-2 + 5k = 7(2 + k)
-2 + 5k = (2 * 7 + k * 7)
-2 + 5k = (14 + 7k)

Solving
-2 + 5k = 14 + 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.
-2 + 5k + -7k = 14 + 7k + -7k

Combine like terms: 5k + -7k = -2k
-2 + -2k = 14 + 7k + -7k

Combine like terms: 7k + -7k = 0
-2 + -2k = 14 + 0
-2 + -2k = 14

Add '2' to each side of the equation.
-2 + 2 + -2k = 14 + 2

Combine like terms: -2 + 2 = 0
0 + -2k = 14 + 2
-2k = 14 + 2

Combine like terms: 14 + 2 = 16
-2k = 16

Divide each side by '-2'.
k = -8

Simplifying
k = -8

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