Mark partially drained his pool to clean it. at 1: 00 p. m., he started to refill it. at 5: 00 p. m., the pool had 10,400 gallons of water. at 9: 00 p. m., the pool had 13,800 gallons of water. if filling the pool is modeled by a linear function, how many gallons of water still remained in the pool when he first started to refill it?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

What is the slope of the line (-7,2) (4,6)

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle