Answer:
167 243/386
Step-by-step explanation:
For steps, use this link:
https://mathsolver.microsoft.com/en/solve-problem/64705%20%60div%20%20386
Hello bestie I cannot help you
Answer:

Step-by-step explanation:

Using the formula above,
slope of line

Answer:
a=13 b=13
Step-by-step explanation:
Because the triangles are congruent, their corresponding angles will be congruent, too.
So, ∠Y≅∠S and ∠Z≅∠T.
Set the values of these angles equal to each other and solve.
∠Y≅∠S ∠Z≅∠T
4a-4= 48 5b-3= 62
4a=52 5b= 65
a=13 b= 13
The answer for 9 and 10 is B