5 years older...cause if David is 2 years younger than Graham & Neil is 7 years younger than Graham...7-2=5 years :)
Standard form: 2x - 16 = 0
Factorization: 2(x - 8) = 0
Solutions: x = 16/2 = 8
Hope this helps!
Change 5/3 to 15/9. Then add 15 + 17 and put it over 9. 32/9
Each side of the yard is 600 feet
