Simplify these expressions.
a. 4c + 9 + 3
b. 10x + (–4) + (–10)
c. –9 + 3x + 14
d. 11y + 6 + (–7)

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

How do you convert 1.27 to a percentage

Write two point-slope equations for the line passing through the points (6, 5) and (3, 1)