<span>The measure of angle SUT is equal to 90 degrees </span>
Answer:
Step-by-step explanation:
Cross multiplication can be used but not in the beginning. First x should be isolated.

Now subtract
from both sides

In this stage, cross multiplication can be used.

The resulting value of k is 12/7.
<h3>What is a fraction?</h3>
Fractions are the numerical values that are a part of the whole. A whole can be an object or a group of objects.
The steps below are presented in order to arrive at the value of k of the given equation.
First, multiply both sides of the equation by the variable k since the left-hand side of the equation has it in the denominator.
The solution of the equation will be;

Hence, the resulting value of k is 12/7.
To know more about fractions click the link given below.
brainly.com/question/3174308
Since there is a sales tax of 6% which was equal to $820
Let the value be = x
6% of x = 820
(6/100)x = 820
0.06x = 820
x = 820/0.06
x = 13666.67
Value to the nearest dollar ≈ $13 666.67