25=7+3k-12

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Solution for 25=7+3k-12 equation:


Simplifying
25 = 7 + 3k + -12

Reorder the terms:
25 = 7 + -12 + 3k

Combine like terms: 7 + -12 = -5
25 = -5 + 3k

Solving
25 = -5 + 3k

Solving for variable 'k'.

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

Add '-3k' to each side of the equation.
25 + -3k = -5 + 3k + -3k

Combine like terms: 3k + -3k = 0
25 + -3k = -5 + 0
25 + -3k = -5

Add '-25' to each side of the equation.
25 + -25 + -3k = -5 + -25

Combine like terms: 25 + -25 = 0
0 + -3k = -5 + -25
-3k = -5 + -25

Combine like terms: -5 + -25 = -30
-3k = -30

Divide each side by '-3'.
k = 10

Simplifying
k = 10

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