Mr. douglas drove 2,482 miles. he spent 42.5 hours in the car driving. what was his avrage speed for the trip?

Which linear inequality is represented by the graph?

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?

Add, subtract, multiply, or divide as indicated. list any restrictions for the variable(s) and simplify the answers when possible. 1) x-2 / x+5 + 3x / 2x-1 2) x+6 / x-6 - x^2 / x+6 3) x+9 / x-4 + x+2 / x^2-11x+28 4) x / x^2-64 + 11 / 2x^2+11x-40 5) 5 / x + 11 / x-3 - x-4 / x^2+2x-15