Pls help ill mark brainless

Graph the system: f(x)= 3/x-2; f(x)= 1/2x + 2

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

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