-7(7-6k)+3k=86

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Solution for -7(7-6k)+3k=86 equation:


Simplifying
-7(7 + -6k) + 3k = 86
(7 * -7 + -6k * -7) + 3k = 86
(-49 + 42k) + 3k = 86

Combine like terms: 42k + 3k = 45k
-49 + 45k = 86

Solving
-49 + 45k = 86

Solving for variable 'k'.

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

Add '49' to each side of the equation.
-49 + 49 + 45k = 86 + 49

Combine like terms: -49 + 49 = 0
0 + 45k = 86 + 49
45k = 86 + 49

Combine like terms: 86 + 49 = 135
45k = 135

Divide each side by '45'.
k = 3

Simplifying
k = 3

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