Asap   during a 4-month-long drought, the water level in a lake changed by −3 1 2 feet. the water level changed at the same rate each month. what is amount the water level changed in 1 month? enter your answer in the box.

Given f(x)=2x^2-8x+6 and g(x)=3x-1 find f(x) +g(x) a. 2x^2+5x+5 b.2x^2-11x+7 c. 2x^2-5x+5 d.2x^2-5x-5

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

The first week samantha learned to read braille, she could read 10 words per minute. in the second week she increased her speed by 20%. in the third week she increased her speed again by another 25%. how many words could she read per minute by the third week? hurry and tell me!