Step-by-step explanation:
×2+(y+3) 2=49
2×y=2y=2×3=6
49-2=47
2y=47-6=41
2y=41÷2=20 1/2
1pound is 800/560......which is 80/56-->10/7
so 1 pound is 10/7 dollars....
because you don't say for one dollar it is this many pounds.
also for unit rate i divide by 560 on both sides to get one pound on one side and then how many dollars on the other
Answer:
if two angles r equal or sides r proportional
Answer:
3 days
Step-by-step explanation:
12 / 2 is 6 which is the unit rate
you do 18 / 6 to find how many days he needs to make it which will be 3 since in one day he can make 6 liters of jam
Answer:
b = 8
Step-by-step explanation:
b + 3.5 = 11.5
Subtract 11.5 from 3.5 to get her brother's age