PLEASE HELP ME SOLVE THIS!!!! ASAP

Answer:
-21.79.
Step-by-step explanation:
(-10.5 + m) / 11.57 = -2.748
(-10.5 + m) = -2.748 (11.57)
-10.5 + m = -31.794
m = -31.794 + 10.5 = -21.79.
Answer:
-21.29
Step-by-step explanation:
-10.5+m/11.57=-2.748
-10.5+m=-2.748*11.57
-10.5+m=-31.79436
m=-31.79436+10.5
m=-21.29