All possible 3-digit numbers made with only the digits 1 and 2 are written on separate pieces of paper. Without looking, Liam ta kes one piece. What is the probability that the number on the paper will use just one digit?
1 answer:
To find the probability you need to know the number of desired outcomes (i.e. one digit only used) and the total number of outcomes.
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You can solve a system of three equations by multiplying each equation by a number that allows you to add or suvtract the same equation together by eliminating the x or y variable
Answer:
it depends how much is the number line divided by
Answer:
(-4,5)
*View attached graph*
Step-by-step explanation:
y = -2x - 3
4y + x = 16
4y + x = 16
4(-2x - 3) + x = 16
-8x - 12 + x = 16
-7x - 12 = 16
+12 + 12
-7x = 28
/-7 /-7
x = -4
4y + x = 16
4y + (-4) = 16
4y - 4 = 16
+ 4 + 4
4y = 20
/4 /4
y = 5
(x,y) -> (-4,5)
Hope this helps!
4 units.
Answer: 60
Step-by-step explanation:
A circle is 360 degrees, so 360/6 is your answer.
