Choose the correct response.Suppose that x ounces of a 25% acid solution are mixed with y ounces of a 35% solution to obtain 63 ounces of a 32% solution. One equation in a system for solving this problem is 
Which of the following is the other equation?
A. 0.25x + 0.35y = 0.32(63)
B. 0.35x + 0.25y = 0.32(63)
C. 25x + 35y = 0.32(63)
D. 35x + 25y = 32
Answer: A
Mathematics
You might also like to view...
Factor.(5w + 7)(w + 8) + (w + 1)(w + 8)
A. (w + 8)(6w + 1) B. 2(w + 8)(3w + 4) C. 2(2w + 16)(3w + 4) D. (w + 8)(6w + 8)
Mathematics
Solve the problem.A semicircular driveway has a diameter of 60 ft. How long is the driveway?(Use 3.14 for ? .)
A. 92.2 ft B. 600 ft C. 94.2 ft D. 188.4 ft
Mathematics
Divide. Write the answer in lowest terms and as a whole or mixed number where possible.24 ÷ 
A. 24
B. 3
C. 168
D. 
Mathematics
Find all cube roots of the complex number. Leave answers in trigonometric form.125
A. 5 cis 90°, 5 cis 210°, 5 cis 330° B. 5 cis 0°, 5 cis 60°, 5 cis 120° C. 5 cis 45°, 5 cis 165°, 5 cis 325° D. 5 cis 0°, 5 cis 120°, 5 cis 240°
Mathematics