3k+12=7k+3

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


Simplifying
3k + 12 = 7k + 3

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

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

Solving
12 + 3k = 3 + 7k

Solving for variable 'k'.

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

Add '-7k' to each side of the equation.
12 + 3k + -7k = 3 + 7k + -7k

Combine like terms: 3k + -7k = -4k
12 + -4k = 3 + 7k + -7k

Combine like terms: 7k + -7k = 0
12 + -4k = 3 + 0
12 + -4k = 3

Add '-12' to each side of the equation.
12 + -12 + -4k = 3 + -12

Combine like terms: 12 + -12 = 0
0 + -4k = 3 + -12
-4k = 3 + -12

Combine like terms: 3 + -12 = -9
-4k = -9

Divide each side by '-4'.
k = 2.25

Simplifying
k = 2.25

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