-16.5=2.5+7.5(k-8.5)

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Solution for -16.5=2.5+7.5(k-8.5) equation:


Simplifying
-16.5 = 2.5 + 7.5(k + -8.5)

Reorder the terms:
-16.5 = 2.5 + 7.5(-8.5 + k)
-16.5 = 2.5 + (-8.5 * 7.5 + k * 7.5)
-16.5 = 2.5 + (-63.75 + 7.5k)

Combine like terms: 2.5 + -63.75 = -61.25
-16.5 = -61.25 + 7.5k

Solving
-16.5 = -61.25 + 7.5k

Solving for variable 'k'.

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

Add '-7.5k' to each side of the equation.
-16.5 + -7.5k = -61.25 + 7.5k + -7.5k

Combine like terms: 7.5k + -7.5k = 0.0
-16.5 + -7.5k = -61.25 + 0.0
-16.5 + -7.5k = -61.25

Add '16.5' to each side of the equation.
-16.5 + 16.5 + -7.5k = -61.25 + 16.5

Combine like terms: -16.5 + 16.5 = 0.0
0.0 + -7.5k = -61.25 + 16.5
-7.5k = -61.25 + 16.5

Combine like terms: -61.25 + 16.5 = -44.75
-7.5k = -44.75

Divide each side by '-7.5'.
k = 5.966666667

Simplifying
k = 5.966666667

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