-5(1-5k)-4(2k+5)=

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Solution for -5(1-5k)-4(2k+5)= equation:


Simplifying
-5(1 + -5k) + -4(2k + 5) = 0
(1 * -5 + -5k * -5) + -4(2k + 5) = 0
(-5 + 25k) + -4(2k + 5) = 0

Reorder the terms:
-5 + 25k + -4(5 + 2k) = 0
-5 + 25k + (5 * -4 + 2k * -4) = 0
-5 + 25k + (-20 + -8k) = 0

Reorder the terms:
-5 + -20 + 25k + -8k = 0

Combine like terms: -5 + -20 = -25
-25 + 25k + -8k = 0

Combine like terms: 25k + -8k = 17k
-25 + 17k = 0

Solving
-25 + 17k = 0

Solving for variable 'k'.

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

Add '25' to each side of the equation.
-25 + 25 + 17k = 0 + 25

Combine like terms: -25 + 25 = 0
0 + 17k = 0 + 25
17k = 0 + 25

Combine like terms: 0 + 25 = 25
17k = 25

Divide each side by '17'.
k = 1.470588235

Simplifying
k = 1.470588235

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