K- 3/10 = 2/5
what does k equal

An an average person has 6×10 by the power of two as many red blood cells as white blood cells a small sample of the blood has 7×10 by the power of three white blood cells about how many red blood cells are in the sample

Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.

Labc is reflected across x = 1 and y = -3. what are the coordinates of the reflection image of a after both reflections?