X/10=−1help ive got no idea it would be helpful if you could explain how as well please
2 answers:
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Solution:
Weight of person = 179 lbs
As given person needs IV Drip in m L.
Also,→ 10 mg = 2 m L
Now, you must remember , → 1 lbs = 0.453 Kg (approx)
→179 lbs = 179 × 0.453 Kg = 78.47 Kg (approx)
The person needs at least 60 mg for each Kg they weigh.
⇒ 1 Kg → 60 mg
⇒ 78.47 × 1 Kg → 78.47 × 60 mg
⇒ 78.47 Kg → 4708.2 mg
Also, 10 mg → 2 m L
⇒ 1 mg → m L
⇒ 4708 . 2 mg → m L
⇒ 4708 . 2 mg → 941. 64 ml
2x+3y=12
-2x -2x
3y=12-2x
÷3 ÷3
y=
-2x -2x
3y=12-2x
÷3 ÷3
y=