Range is the possible y values
Solution: -5 less than y less than 5
(Use less than and equal to symbols, I can write it on phone; sorry)
(9x - 7) - (5x + 10 )
2x - 15x
- 13x
Answer: No because 4/5*0 equals 0. if the y was the exponents it would work though.
Answer: -29a-6b+59c
You need to combine like terms