Answer:
18
Step-by-step explanation:
24*0.74 = 18
Answer:
31 scientific calculators
54 graphing calculators
Step-by-step explanation:
X = number of $15 calculators
Y = number of $67 calculators
X+Y = 85 then X = 85-Y
15X+67Y = 4083
substitute for X
15(85-Y)+67Y = 4083
1275 - 15Y + 67Y = 4083
reduce
52Y = 2808
Y = 54
X = 31
Answer:
19/20
Step-by-step explanation:
check the images for an explanation sorry if its hard to understand
5a + 5b + 5c - 8x - 8y - 8z