2+7(3-4k)=31

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Solution for 2+7(3-4k)=31 equation:


Simplifying
2 + 7(3 + -4k) = 31
2 + (3 * 7 + -4k * 7) = 31
2 + (21 + -28k) = 31

Combine like terms: 2 + 21 = 23
23 + -28k = 31

Solving
23 + -28k = 31

Solving for variable 'k'.

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

Add '-23' to each side of the equation.
23 + -23 + -28k = 31 + -23

Combine like terms: 23 + -23 = 0
0 + -28k = 31 + -23
-28k = 31 + -23

Combine like terms: 31 + -23 = 8
-28k = 8

Divide each side by '-28'.
k = -0.2857142857

Simplifying
k = -0.2857142857

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