Answer:
4/9a + 5/6b
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
By Basic Proportionality Theorem:

For this case we must indicate the cosine of A, of the figure shown. By definition:

Substituting the values we have:

So, we have to:

Answer:
Option D
After subtracting 3 from 7, and dividing 4 by 2, you should end up with x=2.