Question

solve for k.
6 = 3.91 + k
k = \boxed{}

Explanation:

Step1: Isolate k via subtraction

Subtract 3.91 from both sides:
$$6 - 3.91 = 3.91 + k - 3.91$$

Step2: Calculate the result

Simplify both sides:
$$k = 6 - 3.91 = 2.09$$

Answer:

$2.09$