Does this mean how to write it? If so, then it is written:
X= the number
(See picture)
ANSWER:
(-7)^2-4*(-7)
=49+28
=77
Hope it helps u! :)
Answer:
85
Step-by-step explanation:
The line of the right measures 65 degrees (I think), an the line on the left measures 150 degrees. So, 150 - 65 = 85 degrees.
A)
Let X be the food expenditure of a family.
Let the population mean of an expenditure of a family be.
Let the population standard deviation of an expenditure of a family be.
The proportion families spend more than $30 but less than $490 per month on food is,
Answer:
?
Step-by-step explanation:
