She earned 11.5 per hour! And we know this because 247.25 divided by 21.5 = $11.5 per hour ( hope this helps:)
The absolute value
returns the "positive version" of a number.
In other words, if the number is positive, it remains positive; if the number is negative, it changes sign.
So, if we want
, we want the "positive version" of x to be 9.
This can happen in two ways: if x is already 9, then its absolute value is still nine. If instead x=-9, its positive value will be 9 again.
In formula, we have

because

Answer:
E is equal to 20 and F is equal to 50. 20(E)+50(F)=70
Answer:
6
Step-by-step explanation:
(-12)^2-4*1*36=0
144-144=0
x= -(-12)/2*1=
12/2=
6
x=6
Answer:
I am so sorry i honestly dont know either i am also having trouble. Can someone help?
Step-by-step explanation: