Answer:
x = 5
Step-by-step explanation:
6(3 - 7x) = -192
Divide each side by 6
6/6(3 - 7x) = -192/6
3 - 7x = -32
Subtract 3 from each side
3-7x-3 = -32-3
-7x = -35
Divide each side by -7
-7x/-7 = -35/-7
x = 5
Answer:
$12.40
Step-by-step explanation:
Because each of the students paid the same amounts, you just divide the total amount of money by the number of students there are, which is 21 and you get your answer of $12.40. hope this helps :)
Answer:
someone could buy 2 more paperback books than hardcover with 3 dollars
Step-by-step explanation: