Find the solution for this system of equations.

12x + 15y = 34

-6x + 5y = 3

x =

y =

X / 2 = 7 A) x = 5 B) x = 7 C) x = 9 D) x = 14

The radius of a circle is 48 millimeters. What is the diameter of the circle?

What is the value of st : (6r) if r = 5, s = 32, and t = 45?

Insurance companies use probabilities to determine the rate they will charge for an insurance policy. In a study of 300 people that had life insurance policies, an insurance company found that 111 people were over 80 years old when they died, 82

A hyperbola centered at the origin has vertices at (± √33,0) and foci at (± √59,0). Write the equation of this hyperbola.

What number is 83% of 69?

A rug has an area of 28 square feet and is 4 feet wide. what is perimeter of the rug?

Only 5% of children experience headaches. If 14 children at a school experience headaches, how many children total go to that school

Daren spends 39 minutes studying for his Science test. He then does 6 chores. Each chore takes him 3 minutes. How many minutes does Darren spend studying and doing chores?

Adante begins to evaluate the expression 3 and one-third times 5 and one-fourth using the steps below.