7(3-2k)+9(k-5)=

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Solution for 7(3-2k)+9(k-5)= equation:


Simplifying
7(3 + -2k) + 9(k + -5) = 0
(3 * 7 + -2k * 7) + 9(k + -5) = 0
(21 + -14k) + 9(k + -5) = 0

Reorder the terms:
21 + -14k + 9(-5 + k) = 0
21 + -14k + (-5 * 9 + k * 9) = 0
21 + -14k + (-45 + 9k) = 0

Reorder the terms:
21 + -45 + -14k + 9k = 0

Combine like terms: 21 + -45 = -24
-24 + -14k + 9k = 0

Combine like terms: -14k + 9k = -5k
-24 + -5k = 0

Solving
-24 + -5k = 0

Solving for variable 'k'.

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

Add '24' to each side of the equation.
-24 + 24 + -5k = 0 + 24

Combine like terms: -24 + 24 = 0
0 + -5k = 0 + 24
-5k = 0 + 24

Combine like terms: 0 + 24 = 24
-5k = 24

Divide each side by '-5'.
k = -4.8

Simplifying
k = -4.8

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