-9+7k=7(6k+3)+5

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Solution for -9+7k=7(6k+3)+5 equation:


Simplifying
-9 + 7k = 7(6k + 3) + 5

Reorder the terms:
-9 + 7k = 7(3 + 6k) + 5
-9 + 7k = (3 * 7 + 6k * 7) + 5
-9 + 7k = (21 + 42k) + 5

Reorder the terms:
-9 + 7k = 21 + 5 + 42k

Combine like terms: 21 + 5 = 26
-9 + 7k = 26 + 42k

Solving
-9 + 7k = 26 + 42k

Solving for variable 'k'.

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

Add '-42k' to each side of the equation.
-9 + 7k + -42k = 26 + 42k + -42k

Combine like terms: 7k + -42k = -35k
-9 + -35k = 26 + 42k + -42k

Combine like terms: 42k + -42k = 0
-9 + -35k = 26 + 0
-9 + -35k = 26

Add '9' to each side of the equation.
-9 + 9 + -35k = 26 + 9

Combine like terms: -9 + 9 = 0
0 + -35k = 26 + 9
-35k = 26 + 9

Combine like terms: 26 + 9 = 35
-35k = 35

Divide each side by '-35'.
k = -1

Simplifying
k = -1

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