Simplify 4.9+1 i dont get it

The function A (x) = x2 + 5x - 14 represents the area of the plaza shown below. If the maximum length of the plaza can be 110 meters, how does the reasonable range compare to that of the mathematical one?

2x+3y=12 complete the missing value in the solution to the equation (8,)

What is the domain of y=log5x

Can a triangle be formed with the side lenghts of 8cm, 4cm, and 12cm

Line L is NOT a function. The equation of line L could be A) x + 3 = 0. B) y + 3 = 0. C) y + 3x = 0. D) x + 3y = 0.

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.