2/3x+8=18 i can’t figure out the answer

The bottom of a slide at the playground is 6 feet from the base of the play set. the length of the slide is 10 feet. how tall is the slide. 11.66 feet 10 feet 6 feet 8 feet

Hurry can a triangle can be constructed with angles measuring 115°,55°, and 20°? yes or no

Witch sequence shows a pattern where each term is 1.5 times the previous term