7(3k-4)-5(k+2)=

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Solution for 7(3k-4)-5(k+2)= equation:


Simplifying
7(3k + -4) + -5(k + 2) = 0

Reorder the terms:
7(-4 + 3k) + -5(k + 2) = 0
(-4 * 7 + 3k * 7) + -5(k + 2) = 0
(-28 + 21k) + -5(k + 2) = 0

Reorder the terms:
-28 + 21k + -5(2 + k) = 0
-28 + 21k + (2 * -5 + k * -5) = 0
-28 + 21k + (-10 + -5k) = 0

Reorder the terms:
-28 + -10 + 21k + -5k = 0

Combine like terms: -28 + -10 = -38
-38 + 21k + -5k = 0

Combine like terms: 21k + -5k = 16k
-38 + 16k = 0

Solving
-38 + 16k = 0

Solving for variable 'k'.

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

Add '38' to each side of the equation.
-38 + 38 + 16k = 0 + 38

Combine like terms: -38 + 38 = 0
0 + 16k = 0 + 38
16k = 0 + 38

Combine like terms: 0 + 38 = 38
16k = 38

Divide each side by '16'.
k = 2.375

Simplifying
k = 2.375

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