Select the correct answer. Solve the following equation for x. A. x = -4, x = -4 B. x = 4, x = 4 C. x = -4, x = 4 D. x = 5, x = -5

Write numerical coefficient of y² in the expression 2x² - 15xy – 7y²

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Tom drove 206 miles in 3.9 hours. estimate his average speed.