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
Colt1911 [192]
3 years ago
8

X-3y=7 and 2x-6y=12 solving by elimination

Mathematics
1 answer:
Ber [7]3 years ago
7 0

x-3y=7    2x-6y=12

You can multiply -2 in the first equation like this.

x+6y=7

2x-6y=12

Now you can eliminate 6y and -6y so cross them out and do x-2 which is -1 and 7-12 which is -5 -1/-5 would be .2

<h3 />
You might be interested in
A bag has 2 yellow cubes, 3 blue cubes and 1 white cube. The answer is 1/6.
disa [49]
In total the bag has 6 cubes and 1 means the white cube you are pulling out from the bag so there is 1/6 chance of getting a white cube.
8 0
3 years ago
HELP PLEASE! if a||b what is the value of x?
Norma-Jean [14]

Answer: x=30 (Sorry for wasting your time if the answer is wrong)


Step-by-step explanation:

I did it the lazy way

80-20=60

60÷2=30

(If this is completely wrong then again, sorry)

8 0
3 years ago
Pls help me lots of points
Helga [31]
Each child can get 2 bags of m&m's and one Hershey's bar. Hope it helps! :)
5 0
3 years ago
Read 2 more answers
Fill in the table of values for y=2-x<br> X/ -3 0 5<br> Y
victus00 [196]

Answer:

I put in y = 2-x. I believe that was the equation you asked a table for. If it is another equation please tell me or just download or look up Desmos. Desmos helps create graphs and tables. I hope this helps. Have a great rest of your day!

8 0
3 years ago
the length(1) of the rectangle is x2 + 2x-3 and the width(w) is 5x + 4,what is the perimeter of the rectangle​?
astra-53 [7]

Answer:

4×_3 I think this is your answer

6 0
2 years ago
Other questions:
  • All numbers that are evenly divisible by both 6 and 14 are also divisible by? 8, 12, 21, or 28?
    15·2 answers
  • Solve –2x2 – 16x – 44 = 0 <br><br> answer please using quadtratic equation ...?
    6·1 answer
  • Which word is used to describe a "negative number" in a situation?
    9·1 answer
  • The snake population in a swamp Is 1056. The population of the snakes is increasing by a factor of 28% each year.
    13·1 answer
  • Solve the system by the substitution method.
    15·2 answers
  • A California condor can have a mass of 13 kilograms. A Bee hummingbird can have a mess of 1.6 grams how many times as great as t
    10·2 answers
  • Find the difference. The answer should be in simplest form.<br><br> −2/3 − 1/3 =
    9·1 answer
  • Micah created a border for his school photo. He cut a 54 cm ribbon to go around the photo. His photo measures 12 cm on one side.
    9·1 answer
  • V= 11.43<br><br> L= 2.5<br><br> W= 1.2
    10·1 answer
  • Calculate (3.012 x 10−8) + (4 x 10−8). 3.016 x 10−16 7.012 x 10−16 7.012 x 10−8 7.012 x 20−8
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!