-7(8k+3)=-21-k

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Solution for -7(8k+3)=-21-k equation:


Simplifying
-7(8k + 3) = -21 + -1k

Reorder the terms:
-7(3 + 8k) = -21 + -1k
(3 * -7 + 8k * -7) = -21 + -1k
(-21 + -56k) = -21 + -1k

Add '21' to each side of the equation.
-21 + 21 + -56k = -21 + 21 + -1k

Combine like terms: -21 + 21 = 0
0 + -56k = -21 + 21 + -1k
-56k = -21 + 21 + -1k

Combine like terms: -21 + 21 = 0
-56k = 0 + -1k
-56k = -1k

Solving
-56k = -1k

Solving for variable 'k'.

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

Add 'k' to each side of the equation.
-56k + k = -1k + k

Combine like terms: -56k + k = -55k
-55k = -1k + k

Combine like terms: -1k + k = 0
-55k = 0

Divide each side by '-55'.
k = 0

Simplifying
k = 0

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