1-7k=-8k+9

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Solution for 1-7k=-8k+9 equation: 


Simplifying
1 + -7k = -8k + 9

Reorder the terms:
1 + -7k = 9 + -8k

Solving
1 + -7k = 9 + -8k

Solving for variable 'k'.

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

Add '8k' to each side of the equation.
1 + -7k + 8k = 9 + -8k + 8k

Combine like terms: -7k + 8k = 1k
1 + 1k = 9 + -8k + 8k

Combine like terms: -8k + 8k = 0
1 + 1k = 9 + 0
1 + 1k = 9

Add '-1' to each side of the equation.
1 + -1 + 1k = 9 + -1

Combine like terms: 1 + -1 = 0
0 + 1k = 9 + -1
1k = 9 + -1

Combine like terms: 9 + -1 = 8
1k = 8

Divide each side by '1'.
k = 8

Simplifying
k = 8

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