Rectangle has sides measuring (2x + 7) units and (5x + 9) units what is the expression that represents the area of the rectangle?

(note i put the graph in so plz )the graph shows the amount of water that remains in a barrel after it begins to leak. the variable x represents the number of days that have passed since the barrel was filled, and y represents the number of gallons of water that remain in the barrel. what is the slope of the line

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.