Mattie Evans drove 280 miles in the same amount of time that it took a turbopropeller plane to travel 920 miles. The speed was 160 mph faster than the speed of the car. Find the speed of the plane.

What is the rescursive formula for this geometric sequence? 7, -14, 28, -56

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).

Evaluate 3(a + b + c)squared for a = 2, b = 3, and c = 4. a. 54 b. 243 c.729 add solution .