Graph the linear equation. Find three points that solve the equation, then plot
on the graph.
3x - 4y = -18

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

For which pair of functions is (gof)(a)=|a|-2?

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red