Answer:
Step-by-step explanation:
Let
x = cost for one adult
y = cost for one child
z = cost for one senior.
<u>The Reid family:</u>
take 2 adults and 2 children and paid that is , so
<u>The Mghee family:</u>
take 1 senior, 2 adults and 1 child and paid that is , so
<u>The Griffiths family:</u>
take 1 senior and 3 adults and paid that is , so
You get the system of three equations:
From the first equation:
From the third equation:
Substitute them into the second equation:
Then
Hence,
the cost for one adult is
the cost for one child is
the cost for one senior is
<u>The Linton family</u> takes 1 senior, 2 adults and 3 children and paid
Answer:
x = -7 1/6
Step-by-step explanation:
x + 4 1/3 = -2 5/6
x = -7 1/6
Answer:
D
Step-by-step explanation:
The answer to your question is 124°
She starts out with 3 dollars, and then she found 75 cents. 5 quarters are equal to $1.25.
The equation would be: (3 + 0.75) - 1.25