3k+7=9k+8

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Solution for 3k+7=9k+8 equation:


Simplifying
3k + 7 = 9k + 8

Reorder the terms:
7 + 3k = 9k + 8

Reorder the terms:
7 + 3k = 8 + 9k

Solving
7 + 3k = 8 + 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.
7 + 3k + -9k = 8 + 9k + -9k

Combine like terms: 3k + -9k = -6k
7 + -6k = 8 + 9k + -9k

Combine like terms: 9k + -9k = 0
7 + -6k = 8 + 0
7 + -6k = 8

Add '-7' to each side of the equation.
7 + -7 + -6k = 8 + -7

Combine like terms: 7 + -7 = 0
0 + -6k = 8 + -7
-6k = 8 + -7

Combine like terms: 8 + -7 = 1
-6k = 1

Divide each side by '-6'.
k = -0.1666666667

Simplifying
k = -0.1666666667

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