5(7-4k)=-5(k+2)

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Solution for 5(7-4k)=-5(k+2) equation:


Simplifying
5(7 + -4k) = -5(k + 2)
(7 * 5 + -4k * 5) = -5(k + 2)
(35 + -20k) = -5(k + 2)

Reorder the terms:
35 + -20k = -5(2 + k)
35 + -20k = (2 * -5 + k * -5)
35 + -20k = (-10 + -5k)

Solving
35 + -20k = -10 + -5k

Solving for variable 'k'.

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

Add '5k' to each side of the equation.
35 + -20k + 5k = -10 + -5k + 5k

Combine like terms: -20k + 5k = -15k
35 + -15k = -10 + -5k + 5k

Combine like terms: -5k + 5k = 0
35 + -15k = -10 + 0
35 + -15k = -10

Add '-35' to each side of the equation.
35 + -35 + -15k = -10 + -35

Combine like terms: 35 + -35 = 0
0 + -15k = -10 + -35
-15k = -10 + -35

Combine like terms: -10 + -35 = -45
-15k = -45

Divide each side by '-15'.
k = 3

Simplifying
k = 3

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