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

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


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

Reorder the terms:
7(-3 + k) = 3k + -5
(-3 * 7 + k * 7) = 3k + -5
(-21 + 7k) = 3k + -5

Reorder the terms:
-21 + 7k = -5 + 3k

Solving
-21 + 7k = -5 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
-21 + 7k + -3k = -5 + 3k + -3k

Combine like terms: 7k + -3k = 4k
-21 + 4k = -5 + 3k + -3k

Combine like terms: 3k + -3k = 0
-21 + 4k = -5 + 0
-21 + 4k = -5

Add '21' to each side of the equation.
-21 + 21 + 4k = -5 + 21

Combine like terms: -21 + 21 = 0
0 + 4k = -5 + 21
4k = -5 + 21

Combine like terms: -5 + 21 = 16
4k = 16

Divide each side by '4'.
k = 4

Simplifying
k = 4

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