-7(k+5)-(3+5k)=-13k

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Solution for -7(k+5)-(3+5k)=-13k equation:


Simplifying
-7(k + 5) + -1(3 + 5k) = -13k

Reorder the terms:
-7(5 + k) + -1(3 + 5k) = -13k
(5 * -7 + k * -7) + -1(3 + 5k) = -13k
(-35 + -7k) + -1(3 + 5k) = -13k
-35 + -7k + (3 * -1 + 5k * -1) = -13k
-35 + -7k + (-3 + -5k) = -13k

Reorder the terms:
-35 + -3 + -7k + -5k = -13k

Combine like terms: -35 + -3 = -38
-38 + -7k + -5k = -13k

Combine like terms: -7k + -5k = -12k
-38 + -12k = -13k

Solving
-38 + -12k = -13k

Solving for variable 'k'.

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

Add '13k' to each side of the equation.
-38 + -12k + 13k = -13k + 13k

Combine like terms: -12k + 13k = 1k
-38 + 1k = -13k + 13k

Combine like terms: -13k + 13k = 0
-38 + 1k = 0

Add '38' to each side of the equation.
-38 + 38 + 1k = 0 + 38

Combine like terms: -38 + 38 = 0
0 + 1k = 0 + 38
1k = 0 + 38

Combine like terms: 0 + 38 = 38
1k = 38

Divide each side by '1'.
k = 38

Simplifying
k = 38

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