3k-7(2k-13)=3(-2k+9)

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Solution for 3k-7(2k-13)=3(-2k+9) equation:


Simplifying
3k + -7(2k + -13) = 3(-2k + 9)

Reorder the terms:
3k + -7(-13 + 2k) = 3(-2k + 9)
3k + (-13 * -7 + 2k * -7) = 3(-2k + 9)
3k + (91 + -14k) = 3(-2k + 9)

Reorder the terms:
91 + 3k + -14k = 3(-2k + 9)

Combine like terms: 3k + -14k = -11k
91 + -11k = 3(-2k + 9)

Reorder the terms:
91 + -11k = 3(9 + -2k)
91 + -11k = (9 * 3 + -2k * 3)
91 + -11k = (27 + -6k)

Solving
91 + -11k = 27 + -6k

Solving for variable 'k'.

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

Add '6k' to each side of the equation.
91 + -11k + 6k = 27 + -6k + 6k

Combine like terms: -11k + 6k = -5k
91 + -5k = 27 + -6k + 6k

Combine like terms: -6k + 6k = 0
91 + -5k = 27 + 0
91 + -5k = 27

Add '-91' to each side of the equation.
91 + -91 + -5k = 27 + -91

Combine like terms: 91 + -91 = 0
0 + -5k = 27 + -91
-5k = 27 + -91

Combine like terms: 27 + -91 = -64
-5k = -64

Divide each side by '-5'.
k = 12.8

Simplifying
k = 12.8

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