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
Verdich [7]
3 years ago
14

3×+2×^2-9Evaluate the expression below when x=9

Mathematics
2 answers:
Blizzard [7]3 years ago
8 0

The answer is 180.

Hope that helped!

posledela3 years ago
5 0
3x + 2x² -9.     when x = 9

<span>3*9 + 2*9² -9
</span>
27 + 162 - 9 = 180

<span>= </span><span>180</span>
You might be interested in
What is wrong with the following equation 4+(10/5) equals 6-2
zheka24 [161]
4+(10/5)=6
6-2=4

The two aides aren't equal.
4 0
4 years ago
Help help help help!!!!!
cluponka [151]

Answer:

24.5 is the answer

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Solve for y<br> 20x + 5y = 30<br> y = 0<br> simplify
stepladder [879]
It should be 25xy that is the correct answer i did this today
5 0
3 years ago
Read 2 more answers
Brian invests £7900 into his bank account.
DENIUS [597]

Step-by-step explanation:

1. use the equation

current amount X interest to the power of years

commpound interest is 2.3%

The starting value is £7900

So: £7900*1.023^5=£8851.26

Therefore, the answer is £8851.26 after 5 years of interest added

Hope this helps!!!

Have a nice day :)

7 0
3 years ago
1. Provide reasons for the proof. Given:
marysya [2.9K]
Given that <span>Line m is parallel to line n.
We  prove that 1 is supplementary to 3 as follows:

\begin{tabular}&#10;{|c|c|}&#10;Statement&Reason\\[1ex]&#10;Line m is parallel to line n&Given\\&#10;\angle1\cong\angle2&Corresponding angles\\&#10;m\angle1=m\angle2&Deifinition of Congruent angles\\&#10;\angle2\ and\ \angle3\ form\ a\ linear\ pair&Adjacent angles on a straight line\\&#10;\angle2\ is\ supplementary\ to\ \angle3&Deifinition of linear pair\\&#10;m\angle2+m\angle3=180^o&Deifinition of supplementary \angle s\\&#10;m\angle1+m\angle3=180^o&Substitution Property&#10;\end{tabular}
\begin{tabular}&#10;{|c|c|}&#10;\angle1\ is\ supplementary\ to\ \angle3&Deifinition of supplementary \angle s&#10;\end{tabular}</span>
3 0
4 years ago
Read 2 more answers
Other questions:
  • As a diameter of a circle increases the radius will
    5·2 answers
  • What is the solution of 3+x-2/x-3
    11·1 answer
  • How many 2 cm cubes can fit in a box measuring 10 cm long, 6 cm wide, and 12 cm deep?
    10·1 answer
  • Someone plss help plss helppp plllsss Will mark brainliestSomeone plss help plss helppp plllsss Will mark brainliestSomeone plss
    12·1 answer
  • The attendance at a rugby game is as follows
    10·1 answer
  • What is the value of u?
    8·1 answer
  • A car travels 48 km in 33 minutes.
    10·2 answers
  • What is the value of y when x = 43<br><br> PLS HELPP
    12·1 answer
  • A line intersects the points (13,-4) and (1,12). Find the slope and simplify completely.
    10·1 answer
  • The equation 2(3x–4)= –(8–6x) has how many solutions.
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!