k+6+1=5(1k-3)-(3k-7)

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Solution for k+6+1=5(1k-3)-(3k-7) equation:


Simplifying
k + 6 + 1 = 5(1k + -3) + -1(3k + -7)

Reorder the terms:
6 + 1 + k = 5(1k + -3) + -1(3k + -7)

Combine like terms: 6 + 1 = 7
7 + k = 5(1k + -3) + -1(3k + -7)

Reorder the terms:
7 + k = 5(-3 + 1k) + -1(3k + -7)
7 + k = (-3 * 5 + 1k * 5) + -1(3k + -7)
7 + k = (-15 + 5k) + -1(3k + -7)

Reorder the terms:
7 + k = -15 + 5k + -1(-7 + 3k)
7 + k = -15 + 5k + (-7 * -1 + 3k * -1)
7 + k = -15 + 5k + (7 + -3k)

Reorder the terms:
7 + k = -15 + 7 + 5k + -3k

Combine like terms: -15 + 7 = -8
7 + k = -8 + 5k + -3k

Combine like terms: 5k + -3k = 2k
7 + k = -8 + 2k

Solving
7 + k = -8 + 2k

Solving for variable 'k'.

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

Add '-2k' to each side of the equation.
7 + k + -2k = -8 + 2k + -2k

Combine like terms: k + -2k = -1k
7 + -1k = -8 + 2k + -2k

Combine like terms: 2k + -2k = 0
7 + -1k = -8 + 0
7 + -1k = -8

Add '-7' to each side of the equation.
7 + -7 + -1k = -8 + -7

Combine like terms: 7 + -7 = 0
0 + -1k = -8 + -7
-1k = -8 + -7

Combine like terms: -8 + -7 = -15
-1k = -15

Divide each side by '-1'.
k = 15

Simplifying
k = 15

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