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
Alinara [238K]
3 years ago
12

Solve using elimination. –9x + 9y = 18 –6x + 9y = –12

Mathematics
2 answers:
Arada [10]3 years ago
8 0
You can multiply either the top or bottom equation by -1 so lets say you apply it to the bottom equation it’ll look like this:

-9x + 9y = 18
6x - 9y = 12

then the +9y and -9y will cancel out

-9x = 18
6x =12

then you add the two equations together

-3x = 30

divide both sides by -3

x = -10
ahrayia [7]3 years ago
5 0
Answer:
x = -10 and y = -8
You might be interested in
Find the perimeter of ABC with vertices A(0,-4), B(4,-4), and C(0,-1).
Vesna [10]
<span>you know the measure of AC that is 4 and the measure of AB that is 4. Then you do the theorem of Pythagoras 4 squared + 4 squared = hypotnuza (CB)
</span>
then + all sides
6 0
3 years ago
FlybynightSavings.com is offering a savings account that pays 28% compounded continuously. How much interest would a deposit of
Helga [31]
P =$3000, r = 28% , t = 5 years
<span>A = 3000.e^(0.28)(5) = 3000.(4.0551) = $12,165.60</span>
5 0
3 years ago
PLEASE HELP ASAP!! VERY IMPORTANT!!!!! (NUMBER 15!!)
maria [59]
The answer is c cause the answer is 16,741.55ft^2 and c is the closest to it
5 0
3 years ago
The product of negative nine and x
Montano1993 [528]
<u>-9x
</u>........................................<u>
</u>
4 0
3 years ago
Using the information in the table, how many feet are in 6 yards?
Goryan [66]

Answer:

18

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Other questions:
  • HELPPP a GIRL OUT PLEASEEEE!
    9·1 answer
  • Jjjskepwphhdodkedpdwejfpclv
    9·1 answer
  • The high temperature in Fairbanks, Alaska was 15.7 degrees. That night it fell 38.4 degrees. The next morning, it rose 12.2 degr
    12·1 answer
  • What is f(4) if f(x)=3x+2
    5·1 answer
  • A season has 81 home games. If you
    6·1 answer
  • Joelle bought some fruit at the store. They bought 5 apples and a bunch of bananas. The bananas cost $1.50, and the total cost w
    6·1 answer
  • Help Me, Will give 100 points.
    8·1 answer
  • Yo skyahbaker072458 whats 51+ 20 -51+ 3
    15·2 answers
  • How to make 1/3 and 1/1/2 into a 1
    13·1 answer
  • Wright the follwing in decimlal form:25/8
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!