A survey asked 100 seventh graders if they have either a cell phone or a tablet. Of the 32 students that have a cell phone, 19 d
o not have a tablet. Of the 70 students that have a tablet, 57 do not have a cell phone. A total of 11 students stated they do not have a cell phone or a tablet. Some of this information is included in the frequency table.
help please
help please
1 answer:
You might be interested in
Answer:
x = 24
Step-by-step explanation:
The formula for determining the sum of interior angles is:
Therefore to determine an equation for x, we must add up all the interior angle equations and set them equal to 720.
The equation and answer above shows how to find x, which equals 24.
<h2>'
' in the form of 
- b.</h2>
Step-by-step explanation:
We have,
+ 8x + 15
To express + 8x + 15 in the form of
- b = ?
∴ + 8x + 15
Adding and subtracting 1, we get
= + 8x + 15 + 1 - 1
= + 8x + 16 - 1
= + 2(x)(4) +
- 1
Using the algebraic identity,
=
Thus, in the form of
- b.