7(k-3)+5(k-6)=

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Solution for 7(k-3)+5(k-6)= equation:


Simplifying
7(k + -3) + 5(k + -6) = 0

Reorder the terms:
7(-3 + k) + 5(k + -6) = 0
(-3 * 7 + k * 7) + 5(k + -6) = 0
(-21 + 7k) + 5(k + -6) = 0

Reorder the terms:
-21 + 7k + 5(-6 + k) = 0
-21 + 7k + (-6 * 5 + k * 5) = 0
-21 + 7k + (-30 + 5k) = 0

Reorder the terms:
-21 + -30 + 7k + 5k = 0

Combine like terms: -21 + -30 = -51
-51 + 7k + 5k = 0

Combine like terms: 7k + 5k = 12k
-51 + 12k = 0

Solving
-51 + 12k = 0

Solving for variable 'k'.

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

Add '51' to each side of the equation.
-51 + 51 + 12k = 0 + 51

Combine like terms: -51 + 51 = 0
0 + 12k = 0 + 51
12k = 0 + 51

Combine like terms: 0 + 51 = 51
12k = 51

Divide each side by '12'.
k = 4.25

Simplifying
k = 4.25

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