-7(k+4)-(-8k-8)=5

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Solution for -7(k+4)-(-8k-8)=5 equation:


Simplifying
-7(k + 4) + -1(-8k + -8) = 5

Reorder the terms:
-7(4 + k) + -1(-8k + -8) = 5
(4 * -7 + k * -7) + -1(-8k + -8) = 5
(-28 + -7k) + -1(-8k + -8) = 5

Reorder the terms:
-28 + -7k + -1(-8 + -8k) = 5
-28 + -7k + (-8 * -1 + -8k * -1) = 5
-28 + -7k + (8 + 8k) = 5

Reorder the terms:
-28 + 8 + -7k + 8k = 5

Combine like terms: -28 + 8 = -20
-20 + -7k + 8k = 5

Combine like terms: -7k + 8k = 1k
-20 + 1k = 5

Solving
-20 + 1k = 5

Solving for variable 'k'.

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

Add '20' to each side of the equation.
-20 + 20 + 1k = 5 + 20

Combine like terms: -20 + 20 = 0
0 + 1k = 5 + 20
1k = 5 + 20

Combine like terms: 5 + 20 = 25
1k = 25

Divide each side by '1'.
k = 25

Simplifying
k = 25

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