4y - 7 = - 15

Solve the equation.

The spotter on the ground is standing beneath the safety net. what is his distance from the base of the platform, to the nearest meter? 3 meters, 2 meters, 4 meters, 1 meter?

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

Typically a point in a three dimensional cartesian coordinate system is represented by which of the following answers in the picture !