-7+5(1-4k)=18

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Solution for -7+5(1-4k)=18 equation:


Simplifying
-7 + 5(1 + -4k) = 18
-7 + (1 * 5 + -4k * 5) = 18
-7 + (5 + -20k) = 18

Combine like terms: -7 + 5 = -2
-2 + -20k = 18

Solving
-2 + -20k = 18

Solving for variable 'k'.

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

Add '2' to each side of the equation.
-2 + 2 + -20k = 18 + 2

Combine like terms: -2 + 2 = 0
0 + -20k = 18 + 2
-20k = 18 + 2

Combine like terms: 18 + 2 = 20
-20k = 20

Divide each side by '-20'.
k = -1

Simplifying
k = -1

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