Rx - sx + y = b
WHEN SOLVING FOR X :
rx - sx + y = b
We must get x onto it's own side, so subtract y from both side.s
rx - sx = b - y
Then, factor out x.
x(r - s) = b - y
Then, divide both sides by (r - s).
x(r - s) ÷ (r - s) = b - y ÷ (r - s)
Simplify.
x = b - y / r - s →

WHEN SOLVING FOR Y :
rx - sx + y = b
We need to isolate y, so get rid of everything BUT y on the left side.
Subtract rx from both sides.
-sx + y = b - rx
Then, add sx to both sides.
y = b - rx + sx
~Hope I helped!~
Answer:
Make two piece of this figure
Step-by-step explanation:
then use formula of v = l × b × h
Kg = 2.20462 lb
kg(2.20462) = 80 lb
36.2874 kg = 80 lbs
25 mg (36.2874 kg) = 907.185 mg
907.185 / 2 = 453.5925 mg per 12 hours