5(2k+4)-3(3k)=15

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Solution for 5(2k+4)-3(3k)=15 equation:


Simplifying
5(2k + 4) + -3(3k) = 15

Reorder the terms:
5(4 + 2k) + -3(3k) = 15
(4 * 5 + 2k * 5) + -3(3k) = 15
(20 + 10k) + -3(3k) = 15

Remove parenthesis around (3k)
20 + 10k + -3 * 3k = 15

Multiply -3 * 3
20 + 10k + -9k = 15

Combine like terms: 10k + -9k = 1k
20 + 1k = 15

Solving
20 + 1k = 15

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 = 15 + -20

Combine like terms: 20 + -20 = 0
0 + 1k = 15 + -20
1k = 15 + -20

Combine like terms: 15 + -20 = -5
1k = -5

Divide each side by '1'.
k = -5

Simplifying
k = -5

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