On a cave dive in Oahu, a scuba diver swims at an elevation of -20 ft relative to sea level. She notices a sea turtle
above her and rises 6 ft to take its picture. At what elevation
does the diver take the picture?

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

Find the zeros of each function. f(x) = x^2 + 5x - 6