4(k-3)+7=2k-(k+8)

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Solution for 4(k-3)+7=2k-(k+8) equation:


Simplifying
4(k + -3) + 7 = 2k + -1(k + 8)

Reorder the terms:
4(-3 + k) + 7 = 2k + -1(k + 8)
(-3 * 4 + k * 4) + 7 = 2k + -1(k + 8)
(-12 + 4k) + 7 = 2k + -1(k + 8)

Reorder the terms:
-12 + 7 + 4k = 2k + -1(k + 8)

Combine like terms: -12 + 7 = -5
-5 + 4k = 2k + -1(k + 8)

Reorder the terms:
-5 + 4k = 2k + -1(8 + k)
-5 + 4k = 2k + (8 * -1 + k * -1)
-5 + 4k = 2k + (-8 + -1k)

Reorder the terms:
-5 + 4k = -8 + 2k + -1k

Combine like terms: 2k + -1k = 1k
-5 + 4k = -8 + 1k

Solving
-5 + 4k = -8 + 1k

Solving for variable 'k'.

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

Add '-1k' to each side of the equation.
-5 + 4k + -1k = -8 + 1k + -1k

Combine like terms: 4k + -1k = 3k
-5 + 3k = -8 + 1k + -1k

Combine like terms: 1k + -1k = 0
-5 + 3k = -8 + 0
-5 + 3k = -8

Add '5' to each side of the equation.
-5 + 5 + 3k = -8 + 5

Combine like terms: -5 + 5 = 0
0 + 3k = -8 + 5
3k = -8 + 5

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

Divide each side by '3'.
k = -1

Simplifying
k = -1

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