Answer:
84
Step-by-step explanation:
x = number of girls
The total for boys is 2x * 81 and for girls it would be 90x
Therefore, the equation goes like this:
2x * 81 + 90x
Then simplify, and set to equal 3x...
3x = 252
Which is the same as
x = 84
Thank me later :)
Answer:
80 ounces
Step-by-step explanation:
There are 16 ounces in a pound. So to convert from pounds to ounces, you multiply 5 by 16, which is 80.
A dozen eggs is 12 eggs, 1/4 of 12 is 3 and 2/3 of 12 is 8. 8+3 is 11, 11 eggs are gone or 11/12 (:
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Answer:
X is - 4 propable substute this value and get y as 0