Her mistake is that she did the change in x over the change in y. It should be the change in y over the change in x. So: -2-3/-2-4
Use y=Mx+b with x=10 and y=8
Question:

Answer:


Step-by-step explanation:
Given

Required
Simplify
In trigonometry:

So, the expression becomes:

Simplify the denominator




Express the fraction as:





Rationalize



In trigonometry:

Hence:


Answer:
14

Step-by-step explanation:
you first have to move 4x to the right side and then add 20 yo the left side to get what i got