Answer:
2.7
Step-by-step explanation:
Its 2.7 because if you use the calculator app on your phone or a calculator you can see that you use .09 30 times. that's why I reccomend a calculator. Or you can try cross multiplication.
its the first one
Step-by-step explanation:
because per pertains to to x
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:
A: Yes, because it passes the vertical line test.
Step-by-step explanation:
There are no repeating numbers of x, so therefore, it passes the vertical line test and it is a function.
Answer:
18z-12
Step-by-step explanation: