The length of a rectangle is 3 feet less than twice the width of the rectangle. If the perimeter of the rectangle is 414 feet, find the width and the length.
Rosea drives her car 30 kilometers to the train station, where she boards a train to complete her trip. The total trip is 120 kilometers. The average speed of the train is 20 kilometers per hour faster than that of the car. At what speed must she drive her car if the total tim...
Problem x4 - 16 = 0 FIRST. Make [x4 - 16] a perfect square. Dive -16 by two and square that number, add to both sides. x4 -16 + 64 = 0 + 64 SECOND. Solve the equation. (Simplify) → (x2 - 8)^2 this equal the left side of the equation. so we have (x2 -8)^2 = 64 Then Remove...
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