Melanie is 5 years older than 3 times the age of Tonya. Melanie is 39 years old is Tonya?
2 answers:
You might be interested in
Answer:
x = 10
Step-by-step explanation:
Using the sine ratio in the right triangle and the exact value
sin60° = , then
sin60° = =
=
( cross- multiply )
2x = 20 ( divide both sides by 2 )
x = 10