Set up an equation and solve:
2x-14=52
2x=66
x=33
sydney is 33 and devaughn is 19
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:
2 or 1
i mostly think its 2 but im not sure
Step-by-step explanation:
Answer:
d) 
because that would be the same as 
Answer:
4:7
Step-by-step explanation:
8 : 14
8/2 : 14/2
= 4 : 7
