-3(3+5k)=-84

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Solution for -3(3+5k)=-84 equation: 


Simplifying
-3(3 + 5k) = -84
(3 * -3 + 5k * -3) = -84
(-9 + -15k) = -84

Solving
-9 + -15k = -84

Solving for variable 'k'.

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

Add '9' to each side of the equation.
-9 + 9 + -15k = -84 + 9

Combine like terms: -9 + 9 = 0
0 + -15k = -84 + 9
-15k = -84 + 9

Combine like terms: -84 + 9 = -75
-15k = -75

Divide each side by '-15'.
k = 5

Simplifying
k = 5

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