Solve the equation for y: -3y - 2 = 10
1 answer:
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Given:
You and your friend each purchase an equal number n of magazines.
Your magazines cost = $1.50 each
Your friend's magazines cost = $2 each
Total cost = $10.50
To find:
The equation to find number of magazines you purchased.
Solution:
Your magazines cost = $1.50 each
Your friend's magazines cost = $2 each
Number of magazines purchased by you and your friend = n
Total cost =
It is given that total cost is $10.50.
Divide both sides by 3.50.
Therefore, required equation is and the number of magazines purchased by you is 3.