Describe the effect of reflecting efgh over the x-axis
to e'f'g'h'.
each y-coordinate was doubled.
the sign of each x-coordinate
changed.
-8
-6
f -4
-2
o
2
4
6
8
the x-coordinate and y-coordinate
changed places.
the sign of each y-coordinate
changed.
on iready

Use the quadratic formula to solve the equation. if necessary, round to the nearest hundredth. x^2 - 20 = x a. 5, 4 b. -5, -4 c. -5, 4 d. 5, -4

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29