Answer: 84
Step-by-step explanation: 7 Times 12 because each foot is 12 inches
30x + 42 = 6(5x + 7) you can understand it now
Answer: See Annex
z (max) = 190
x = 10
y = 20
Step-by-step explanation:
z = 5*x + 7*y to maximize
Subject to:
x + y ≤ 30
2*x + y ≤50
2*x - y ≥ 0
x≥= y ≥0
Answer:
w
Step-by-step explanation:
The amount of water they need to bring depends on how long they will be hiking.
Answer:
19t + 100
Step-by-step explanation:
19 per hour so multiplication
extra 100 so add that