Can someone please help me I’m very confused. How do you solve 18z+2xsquared-14x-8x squared+5x and one more question if your going to do 1/2(18v-10x)-20x how would you go about solving this?

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)