I think the error is that you did not divide 6 by 2 first because you are supposed to so you would get 3, then you do 1 times 3 which is 3, then you have 3 plus 3 left which would be 6. i’m hoping this is right and that it helps you
Answer:
Letter C
y = plus-or-minus StartRoot StartFraction x + 10 Over 7 EndFraction EndRoot
Step-by-step explanation:
Just took the test.
Answer: 
Step-by-step explanation:

Where;


Step-by-step explanation:
Given:



Now by Pythagoras theorem,

Substituting values,


Hence, value of x is 