Two times a number, x, plus 3 times a number, y, equals 50. Four times x minus 2 times y equals 4. What are the numbers?
A) x = 7, y = 12
B) x = 19, y = 4
C) x = 10, y= 18
D) x = -11, y = 24

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

The human resources manager at a company records the length, in hours, of one shift at work, x. he creates the probability distribution below. what is the probability that a worker chosen at random works at least 8 hours? probability distribution px(x) 6 hours 7 hours 8 hours 9 hours 10 hours 0.62 0.78 пол