Awheel made 176 rotations at 23 1/3 rotations per minute. how many minutes did it rotate

The vertex of this parabola is at (-2,-3). when the x-value is -1, the y-value is -5. what is the coefficient of the squared expression in the parabola's equation?

Find the solution(s) to x^2-14+49=0

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove