Answer:
y=60
x=30
Step-by-step explanation:
x+y=90⁰
if x is 30
30+y=90
y=90-30
y=60
Answer:
x = 5.2
Step-by-step explanation:
Answer:
Yes, it is. Any repeating number is rational. In this case, 2.42… = 80/33.
To see this, consider x = 2.42…. Then 100x = 242.42…. Subtracting yields 99x = 240 or x = 240/99 = 80/33.
This method of finding the fraction of a repeating number always works.
Step-by-step explanation:
5 STARS PLEASE!!!!!!!!!!!!!!!!!!!!!!!!!!1
Answer:
If you divide both top and bottom of by 2, you get
Answer:
9 days.
hope it helps
Step-by-step explanation:
As per given data
1/x=1/(x+27)+1/(x+3)
1/x=(x+3+x+27)/(x+27)(x+3)
X^2+30x+81=2x^2+30x
X^2=81
X=9
so A&B can together do the work in 9 days