Mathematics, 29.08.2019 01:00, jailenevazquez755
Suppose a lab needs to make 400 liters of a 39% acid solution, but the only solutions available to the lab are 20% acid and 50% acid. what system of equations can be used to find the number of liters of each solution that should be mixed to make the 39% solution? let c represent the number of liters of 20% acid solution and let d represent the number of liters of 50% acid solution.
Answers: 1
Mathematics, 21.06.2019 15:00, FlayMaster101
Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question) 8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults
Answers: 1
Mathematics, 21.06.2019 21:00, palomaresmitchelle
Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)
Answers: 2
Mathematics, 21.06.2019 21:40, avahrider1
The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?
Answers: 3
Suppose a lab needs to make 400 liters of a 39% acid solution, but the only solutions available to t...
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