-7k+20=9k-87

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Solution for -7k+20=9k-87 equation:


Simplifying
-7k + 20 = 9k + -87

Reorder the terms:
20 + -7k = 9k + -87

Reorder the terms:
20 + -7k = -87 + 9k

Solving
20 + -7k = -87 + 9k

Solving for variable 'k'.

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

Add '-9k' to each side of the equation.
20 + -7k + -9k = -87 + 9k + -9k

Combine like terms: -7k + -9k = -16k
20 + -16k = -87 + 9k + -9k

Combine like terms: 9k + -9k = 0
20 + -16k = -87 + 0
20 + -16k = -87

Add '-20' to each side of the equation.
20 + -20 + -16k = -87 + -20

Combine like terms: 20 + -20 = 0
0 + -16k = -87 + -20
-16k = -87 + -20

Combine like terms: -87 + -20 = -107
-16k = -107

Divide each side by '-16'.
k = 6.6875

Simplifying
k = 6.6875

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