What is the solution to this system of linear equations? X - 3y = -2
X + 3y = 16
O (7, 3)
o (3, 7)
O
(-2, -3)
O (-3, -2)

Acable company wants to provide cell phone service for residents on an island. the function for the cost of laying the cable from the island to the mainland is c(x)= 6.500 square root x2+4, where x represents the length of the cable in feet. what are the domain and range of the function? a) domain: all real numbers range: all real numbers greater than or equal to 17,000 b) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 17,000 c) domain: all real numbers greater than or equal to 0 range: all real numbers greater than or equal to 13,000 d) domain: all real numbers greater than or equal to 13,000 range: all real numbers greater than or equal to 0

In trapezoid efgh, m∠gfe=63∘. identify m∠ghe. !

Which of the following expressions is equal to 2x^2+8