-40+5k=-7(8k-3)

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Solution for -40+5k=-7(8k-3) equation:


Simplifying
-40 + 5k = -7(8k + -3)

Reorder the terms:
-40 + 5k = -7(-3 + 8k)
-40 + 5k = (-3 * -7 + 8k * -7)
-40 + 5k = (21 + -56k)

Solving
-40 + 5k = 21 + -56k

Solving for variable 'k'.

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

Add '56k' to each side of the equation.
-40 + 5k + 56k = 21 + -56k + 56k

Combine like terms: 5k + 56k = 61k
-40 + 61k = 21 + -56k + 56k

Combine like terms: -56k + 56k = 0
-40 + 61k = 21 + 0
-40 + 61k = 21

Add '40' to each side of the equation.
-40 + 40 + 61k = 21 + 40

Combine like terms: -40 + 40 = 0
0 + 61k = 21 + 40
61k = 21 + 40

Combine like terms: 21 + 40 = 61
61k = 61

Divide each side by '61'.
k = 1

Simplifying
k = 1

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