Answer:
Katie needs to pay $27.9.
Step-by-step explanation:
Given;
Cost of per foot = $2.25
Number of flowers in her yard = 12.4 square foot
We need to find how much she needs to pay.
Solution:
Now we know that;

So for
= Cost for
.
By using Unitary method we get;
Cost for
= 
Hence Katie needs to pay $27.9.
Answer:
5 remainder 50 and 2 remainder 100
Step-by-step explanation:
432 /73
432=400
73=70
70/400 = 005 Remainder 50
1275=1300
588=600
1300/600=2 remainder 100
Answer:
43.20 for the total cost of the item
80,000going up by 10% you just add the 10% on
Answer:
ok so we have to make it so we can get rid of one of the varibles by adding or subtracting
so lets multiply the first one by 4
120x+16y=4160
minus the second one so
108x=2160
divide by 108
x=20
then we just plug in
12(20)+16y=2000
240+16y=2000
-240
16y=1760
divide by 16
y=110
(20,110)
Hope This Helps!!!