Answer:
Step-by-step explanation:
56.4059 - 4.837 = 56 - 5 = 51
Answer:
14
Step-by-step explanation:
d=c/pi
45/pi=14
Answer:4,200
Step-by-step explanation:
Solution
For this case we can do the following:
11y - 3x = 18
16y -3x = 33
We can multiply the first equation by -1 and we got:
-11y +3x =-18
16y -3x = 33
_______________
16y -11y = 33-18
5y = 15
y= 15/5 = 3
And then solving for x we got
x = -(18 -11*3)/ 3= -15/3 = 5
Alaina has $28 in her account and wants to buy shoes worth $45
So $28-$45=$-17
Her account status will be $ - 17
Hope this helps