Simplify the expression:
2x+5y+7x
show your work.
worth: 10 points.
plx : )

Find all the values of x that make 0.1x + 0.25(102 - x) < 17.10 true.

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown