0.000000109 in scientific notation will look as it follows:
1.09 * 10^-7
or
<span>
1.09 E-7
It's the same as 1.09 * (-10000000)
I hope it'll give you some clue of scientific notation with decimals.</span>
Answer:


Step-by-step explanation:
Given the system of the equations

solving by elimination method








solve
for
:




Solve
for x:



Therefore,


9514 1404 393
Answer:
A) 29/40
Step-by-step explanation:
The formula for this is ...
P(A or B) = P(A) + P(B) - P(A and B)
Filling in the given values, you have ...
P(A or B) = 9/20 +1/2 - 9/40
P(A or B) = 18/40 +20/40 -9/40 = (18+20-9)/40
P(A or B) = 29/40 . . . . matches choice A
Answer:
yeah you have it right it's D
Step-by-step explanation:
If he wants to walk another 300 then he adds that plus the steps the walked last week which is w
Answer:
A.7
B.4
Step-by-step explanation: