-5(3-5k)=21k+17

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Solution for -5(3-5k)=21k+17 equation:


Simplifying
-5(3 + -5k) = 21k + 17
(3 * -5 + -5k * -5) = 21k + 17
(-15 + 25k) = 21k + 17

Reorder the terms:
-15 + 25k = 17 + 21k

Solving
-15 + 25k = 17 + 21k

Solving for variable 'k'.

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

Add '-21k' to each side of the equation.
-15 + 25k + -21k = 17 + 21k + -21k

Combine like terms: 25k + -21k = 4k
-15 + 4k = 17 + 21k + -21k

Combine like terms: 21k + -21k = 0
-15 + 4k = 17 + 0
-15 + 4k = 17

Add '15' to each side of the equation.
-15 + 15 + 4k = 17 + 15

Combine like terms: -15 + 15 = 0
0 + 4k = 17 + 15
4k = 17 + 15

Combine like terms: 17 + 15 = 32
4k = 32

Divide each side by '4'.
k = 8

Simplifying
k = 8

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