-105=7k+7(1+k)

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Solution for -105=7k+7(1+k) equation:


Simplifying
-105 = 7k + 7(1 + k)
-105 = 7k + (1 * 7 + k * 7)
-105 = 7k + (7 + 7k)

Reorder the terms:
-105 = 7 + 7k + 7k

Combine like terms: 7k + 7k = 14k
-105 = 7 + 14k

Solving
-105 = 7 + 14k

Solving for variable 'k'.

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

Add '-14k' to each side of the equation.
-105 + -14k = 7 + 14k + -14k

Combine like terms: 14k + -14k = 0
-105 + -14k = 7 + 0
-105 + -14k = 7

Add '105' to each side of the equation.
-105 + 105 + -14k = 7 + 105

Combine like terms: -105 + 105 = 0
0 + -14k = 7 + 105
-14k = 7 + 105

Combine like terms: 7 + 105 = 112
-14k = 112

Divide each side by '-14'.
k = -8

Simplifying
k = -8

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