1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
In-s [12.5K]
3 years ago
12

A 20-row theater has three sections of seating. In each section,

Mathematics
2 answers:
Dominik [7]3 years ago
8 0
The total no. of chairs are 930.
for each of the end sections <span><span><span>∑<span>i=4</span>23</span>i</span></span>
ivanzaharov [21]3 years ago
6 0
I'm not 100% sure but try A.
You might be interested in
Can someone help me please
zvonat [6]

Step-by-step explanation:

you can follow the same procedure for others

8 0
3 years ago
18x=36 with a full explanation and I will give you brainlyest
iris [78.8K]

Answer:−18x>36

Divide both sides by −18. Since −18 is negative, the inequality direction is changed.

x< −18

36

​

Divide 36 by −18 to get −2.

x<−2

Step-by-step explanation:

Hope this helps!

5 0
2 years ago
Graph the image of the given triangle across the y axis
Morgarella [4.7K]
Check the picture below.

notice, it simply got mirrored over the vertical y-axis.

5 0
3 years ago
Jaimie is looking for a golf ball that he hit into the air towards a fence surrounding the golf course. The fence has a height o
AysviL [449]
Hhhhhhhhhhhh

ahhhhhhh
hhhhhhhhh

BREAD
7 0
3 years ago
What is the answer? <br>x+y=15 <br>-2x+5y=-2​
zavuch27 [327]
Multiply the first equation by 2

2x + 2y =30

now we’ll add the second equation to the first equation

2x + 2y =30
-2x+5y= -2

7y=28

divide by 7

y=4

now plug y back into the first equation

x + 4 = 15

subtract 4

x=11
6 0
3 years ago
Other questions:
  • PLZ HELP I NEED IT NOW
    12·1 answer
  • There are 620 students and 31 teachers at the Turner Middle School.There are 950 students and 38 teachers at the Green Middle Sc
    9·2 answers
  • You notice an ad in the newspaper. It claims that you can earn $170 a week. You would have to work 40 hours per week.How much wo
    10·1 answer
  • heather, rafael, and tom have a total of $101 in their wallets. Rafael had 3 times what tom has. tom has $9 more than heather. h
    6·1 answer
  • Which statement matches the diagram- explanation please
    15·1 answer
  • Please help:( i’m not sure....
    13·2 answers
  • A train travels 558 miles in 3 hours. At this rate, how far does the train travel
    7·1 answer
  • My guys do you thing giving brainliest!!!!
    9·1 answer
  • Find the vector that translate A (-2, 7) to A' (6,4) *
    10·2 answers
  • Please help guys
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!