At forever 21, sophia purchased two pairs of skinny jeans and 4 cardigans costing 52$. at the same store gabi purchased four pairs of skinny jeans and 5 cardigans costing 80$ i need to figure out the variables and write and solve the equations

29. explain the error a student found the product of 8 × 10 6 and 5 × 10 9 to be 4 × 10 15 . what is the error? what is the correct product?

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

The perimeter of a rectangle is greater than or equal to 74 meters. if the length is 25 meters, the minimum width of the rectangle is meters.