How much of your blood is made of Plasma? A)10%
B)25% c)40% d)50%

How much of your blood is made of Plasma?

55%

Explanation:

Plasma is the largest component of blood and it occupies 55% of the entire blood

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)