please answer the question at the bottom of the picture, the top says Tanya is making homemade greeting cards, that data below represents the amount she spends in dollars y, in terms of the number she makes, x. please explain too, ty

Which of the following is correct interpretation of the expression -4+13

Solve the equation by completing the square. x^2+2x=17

Someone answer asap for ! a ball is rolled down a ramp. the height, f(x), in meters, of the ball x seconds after it is released is modeled by the function f(x) = x²- 10x + 25 for all values of x from 0 to 5. which statement about the ball is true? a. the maximum height of the ball is 5 meters b. the height of the ball increases from 0 to 5 meters above the ground. c. the ball has traveled 5 meters when it reaches the bottom of the ramp. d. the ball has been traveling for 5 seconds when it reaches the bottom of the ramp