Aplane flies from houston to nyc in 4hours the distance it travelled was 1627miles what was the average speed of the plane

Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61

To solve the system of equations below, grace isolated the variable y in the first equation and then substituted into the second equation. what was the resulting equation? 3y=12x x^2/4+y^2/9=1

What is the value of x in the equation 2(x-4) = 4(2x + 1)?