-3(5k+7)-(1-9k)=

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Solution for -3(5k+7)-(1-9k)= equation:


Simplifying
-3(5k + 7) + -1(1 + -9k) = 0

Reorder the terms:
-3(7 + 5k) + -1(1 + -9k) = 0
(7 * -3 + 5k * -3) + -1(1 + -9k) = 0
(-21 + -15k) + -1(1 + -9k) = 0
-21 + -15k + (1 * -1 + -9k * -1) = 0
-21 + -15k + (-1 + 9k) = 0

Reorder the terms:
-21 + -1 + -15k + 9k = 0

Combine like terms: -21 + -1 = -22
-22 + -15k + 9k = 0

Combine like terms: -15k + 9k = -6k
-22 + -6k = 0

Solving
-22 + -6k = 0

Solving for variable 'k'.

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

Add '22' to each side of the equation.
-22 + 22 + -6k = 0 + 22

Combine like terms: -22 + 22 = 0
0 + -6k = 0 + 22
-6k = 0 + 22

Combine like terms: 0 + 22 = 22
-6k = 22

Divide each side by '-6'.
k = -3.666666667

Simplifying
k = -3.666666667

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