Steve's doctor has advised him to take protein supplements. He bought two brands, Brand A and Brand B. The table gives the amount of calcium, iron, and vitamins (in milligrams per spoonful) in each of the two brands.

Brand Calcium Iron Vitamins
A 5 4 7
B 4 6 4

Steve needs to take at least 24 milligrams of calcium, 15 milligrams of iron, and 16 milligrams of vitamins. Which ordered pairs of values are solutions for the given system inequalities? Select all the correct answers.

(1, 4)
(1, 5)
(2, 3)
(3, 2)
(4, 1)

Question

Steve's doctor has advised him to take protein supplements. He bought two brands, Brand A and Brand B. The table gives the amount of calcium, iron, and vitamins (in milligrams per spoonful) in each of the two brands.

Brand	Calcium	Iron	Vitamins
A	5	4	7
B	4	6	4

Steve needs to take at least 24 milligrams of calcium, 15 milligrams of iron, and 16 milligrams of vitamins. Which ordered pairs of values are solutions for the given system inequalities? Select all the correct answers.

(1, 4)
(1, 5)
(2, 3)
(3, 2)
(4, 1)

anonymous · Answer

okay what do you think your answer is ?

tpotts · Answer

I am thinking by the way it is set up that I have 3 variables (x for calcium, y for iron, and z for vitamins); however the answers are just (x,y) and so I am confused on where to start.