Answer:
500 phones
Step-by-step explanation:
cost of manufacturing: y = 80x + 10,000
money from phone sales: y = 100x
* note: x = #phones
solve for when they're equal;
100x = 80x + 10,000
100x - 80x = 80x - 80x + 10,000
20x = 10,000 –––––––––––> divide both sides by 20
x = 500
Answer:
0.8 is your answer
Step-by-step explanation:
1 lb = 0.45 kg
52 lb= 0.45 * 52
52 lb= 23.4 kg
Answer:
#11 : 14 cars
#12 : 8+6+4=18
Step-by-step explanation:
Answer:
3686
Step-by-step explanation:
