9-7+2=K

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Solution for 9-7+2=K equation:


Simplifying
9 + -7 + 2 = K

Combine like terms: 9 + -7 = 2
2 + 2 = K

Combine like terms: 2 + 2 = 4
4 = K

Solving
4 = K

Solving for variable 'K'.

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

Add '-1K' to each side of the equation.
4 + -1K = K + -1K

Combine like terms: K + -1K = 0
4 + -1K = 0

Add '-4' to each side of the equation.
4 + -4 + -1K = 0 + -4

Combine like terms: 4 + -4 = 0
0 + -1K = 0 + -4
-1K = 0 + -4

Combine like terms: 0 + -4 = -4
-1K = -4

Divide each side by '-1'.
K = 4

Simplifying
K = 4

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