Three posters cost $9.60. at that rate, how many posters can you buy for $48?

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Convert the number to decimal form. 12) 312five a) 82 b) 30 c) 410 d) 1560 13) 156eight a) 880 b) 96 c) 164 d) 110 14) 6715eight a) 53,720 b) 3533 c) 117 d) 152