Answer:

Step-by-step explanation:
Move all terms that don't contain
to the right side and solve.
Answer:

Step-by-step explanation:
Using Cosine Rule

Where a = 11 , b = 7 and C = 110


Taking sqrt on both sides
c = 14.9
Answer:
60 minutes
Step-by-step explanation:
Time taken by Ben's family at one gas station=15 minutes
Total number of gas stations they stopped at=4
Total time spended stopping for gas= 15x4=60 minutes.
Answer:
8 x X - 27 = 1789
Step-by-step explanation:
Is your expression.