Answer:
one solution: (-1,1)
Step-by-step explanation:
we have
----> equation A
----> equation B
Solve the system by substitution
Substitute equation A in equation B
solve for x
<em>Find the value of y</em>
---->
The solution is the point (-1,1)
therefore
one solution: (-1,1)
Answer:
x=61
Step-by-step explanation:
There's a website called "symbolab.com" that I use to figure out problems like this easily. :) It has a bunch of math-related calculators and graphing stuff.
Answer:
Step-by-step explanation:
Given:
Total number of marbles = 3 + 4 + 2 + 1 = 10
Probability of selecting a green marble on first pick:
Probability of selecting a green marble on second pick:
(as the 1st pick was replaced)
Therefore,
