-3(3-5k)=12k+3

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Solution for -3(3-5k)=12k+3 equation:


Simplifying
-3(3 + -5k) = 12k + 3
(3 * -3 + -5k * -3) = 12k + 3
(-9 + 15k) = 12k + 3

Reorder the terms:
-9 + 15k = 3 + 12k

Solving
-9 + 15k = 3 + 12k

Solving for variable 'k'.

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

Add '-12k' to each side of the equation.
-9 + 15k + -12k = 3 + 12k + -12k

Combine like terms: 15k + -12k = 3k
-9 + 3k = 3 + 12k + -12k

Combine like terms: 12k + -12k = 0
-9 + 3k = 3 + 0
-9 + 3k = 3

Add '9' to each side of the equation.
-9 + 9 + 3k = 3 + 9

Combine like terms: -9 + 9 = 0
0 + 3k = 3 + 9
3k = 3 + 9

Combine like terms: 3 + 9 = 12
3k = 12

Divide each side by '3'.
k = 4

Simplifying
k = 4

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