-156=8k-7(7k-7)

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Solution for -156=8k-7(7k-7) equation:


Simplifying
-156 = 8k + -7(7k + -7)

Reorder the terms:
-156 = 8k + -7(-7 + 7k)
-156 = 8k + (-7 * -7 + 7k * -7)
-156 = 8k + (49 + -49k)

Reorder the terms:
-156 = 49 + 8k + -49k

Combine like terms: 8k + -49k = -41k
-156 = 49 + -41k

Solving
-156 = 49 + -41k

Solving for variable 'k'.

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

Add '41k' to each side of the equation.
-156 + 41k = 49 + -41k + 41k

Combine like terms: -41k + 41k = 0
-156 + 41k = 49 + 0
-156 + 41k = 49

Add '156' to each side of the equation.
-156 + 156 + 41k = 49 + 156

Combine like terms: -156 + 156 = 0
0 + 41k = 49 + 156
41k = 49 + 156

Combine like terms: 49 + 156 = 205
41k = 205

Divide each side by '41'.
k = 5

Simplifying
k = 5

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