Which would not be a step in solving 18=2(4+x)?

What is the midpoint of the segment below? (-4,-7) (5,6)

The graph below represents the number of dolphins in a dolphin sanctuary. select all the key features of this function.

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm