5(k+3)=2(4k+7)-7

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Solution for 5(k+3)=2(4k+7)-7 equation:


Simplifying
5(k + 3) = 2(4k + 7) + -7

Reorder the terms:
5(3 + k) = 2(4k + 7) + -7
(3 * 5 + k * 5) = 2(4k + 7) + -7
(15 + 5k) = 2(4k + 7) + -7

Reorder the terms:
15 + 5k = 2(7 + 4k) + -7
15 + 5k = (7 * 2 + 4k * 2) + -7
15 + 5k = (14 + 8k) + -7

Reorder the terms:
15 + 5k = 14 + -7 + 8k

Combine like terms: 14 + -7 = 7
15 + 5k = 7 + 8k

Solving
15 + 5k = 7 + 8k

Solving for variable 'k'.

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

Add '-8k' to each side of the equation.
15 + 5k + -8k = 7 + 8k + -8k

Combine like terms: 5k + -8k = -3k
15 + -3k = 7 + 8k + -8k

Combine like terms: 8k + -8k = 0
15 + -3k = 7 + 0
15 + -3k = 7

Add '-15' to each side of the equation.
15 + -15 + -3k = 7 + -15

Combine like terms: 15 + -15 = 0
0 + -3k = 7 + -15
-3k = 7 + -15

Combine like terms: 7 + -15 = -8
-3k = -8

Divide each side by '-3'.
k = 2.666666667

Simplifying
k = 2.666666667

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