6(k+7)-4=5k+40

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Solution for 6(k+7)-4=5k+40 equation:


Simplifying
6(k + 7) + -4 = 5k + 40

Reorder the terms:
6(7 + k) + -4 = 5k + 40
(7 * 6 + k * 6) + -4 = 5k + 40
(42 + 6k) + -4 = 5k + 40

Reorder the terms:
42 + -4 + 6k = 5k + 40

Combine like terms: 42 + -4 = 38
38 + 6k = 5k + 40

Reorder the terms:
38 + 6k = 40 + 5k

Solving
38 + 6k = 40 + 5k

Solving for variable 'k'.

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

Add '-5k' to each side of the equation.
38 + 6k + -5k = 40 + 5k + -5k

Combine like terms: 6k + -5k = 1k
38 + 1k = 40 + 5k + -5k

Combine like terms: 5k + -5k = 0
38 + 1k = 40 + 0
38 + 1k = 40

Add '-38' to each side of the equation.
38 + -38 + 1k = 40 + -38

Combine like terms: 38 + -38 = 0
0 + 1k = 40 + -38
1k = 40 + -38

Combine like terms: 40 + -38 = 2
1k = 2

Divide each side by '1'.
k = 2

Simplifying
k = 2

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