Answer:
Step-by-step explanation:
The problem statement tells us ...
8x = y +3
7x = y -4
Subtracting the second equation from the first gives ...
x = 7
Then ...
y = 7x +4 = 7·7 +4 = 53
There are 7 people, and 53 coins are required for purchase.
What are the coordinates or plz put the graph in the question
Answer:
The Z score of the person is -3.09.
Step-by-step explanation:
The standard normal deviate (Z) for a normal distribution is given by

where,
X = the value of observation
is mean of the observations and
σ = standard deviation of the score
Applying values we get

Answer:
1/5.
Step-by-step explanation:
20%
20/100
20/20 / 100/20
= 1/5
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Hope this helps!
68 degrees the reasoning would be because of corresponding angles
I hope this helps!