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

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


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

Reorder the terms:
3(5 + 4k) = 4(7 + 2k)
(5 * 3 + 4k * 3) = 4(7 + 2k)
(15 + 12k) = 4(7 + 2k)
15 + 12k = (7 * 4 + 2k * 4)
15 + 12k = (28 + 8k)

Solving
15 + 12k = 28 + 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 + 12k + -8k = 28 + 8k + -8k

Combine like terms: 12k + -8k = 4k
15 + 4k = 28 + 8k + -8k

Combine like terms: 8k + -8k = 0
15 + 4k = 28 + 0
15 + 4k = 28

Add '-15' to each side of the equation.
15 + -15 + 4k = 28 + -15

Combine like terms: 15 + -15 = 0
0 + 4k = 28 + -15
4k = 28 + -15

Combine like terms: 28 + -15 = 13
4k = 13

Divide each side by '4'.
k = 3.25

Simplifying
k = 3.25

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