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
Leviafan [203]
3 years ago
9

-2x+10y=25 X-25y=3 Elimination method

Mathematics
2 answers:
Mrac [35]3 years ago
8 0

Answer:

equation form: x=-131/8y -31/40

Step-by-step explanation:

this is addition/elimination

shusha [124]3 years ago
8 0

Step-by-step explanation:

(-2x+10y=25) × 2.5

-5x+25y=62.5

x-25y=3

-5x+x+25y-25y=62.5+3

-4x=65.5

x =65.5÷4

=16.375

16.375-25y=3

-25y=3-16.375

-25y=-13.375

y=- 13.375÷-25

=0.535

i tried.

You might be interested in
Val walks 2 3/5 miles each day.Bill runs 10 miles once every 4 days. In 4 days, who covers the greatest distance?
Alik [6]

Answer:

Val

Step-by-step explanation:

10mi/4days=2.5mi/day

2 3/5=2.6

2.6>2.5

3 0
3 years ago
Read 2 more answers
Solve for z:<br> A= a + y + z / 3
Viefleur [7K]
The answer is C

1A=\frac{x+y+z}{3}

2.3(A)=3 (\frac{x+y+z}{3} )

3.-z=3A+x+y

4\frac{-z}{-1} = \frac{3A+x+y}{-1}

5.z=-3A-x-y
3 0
3 years ago
What is the measure of angle S?<br>A. 48°<br>B. 56<br>C. 93<br>D. 101​
elixir [45]

Answer:D

Step-by-step explanation:it’s a supplementary angle which measures 180 degree now subtract side T=79 degrees by the 180 degree= 101

7 0
3 years ago
Read 2 more answers
2x+y=1 and 2x+y=-3 in graphing,Substitution,and elemination
earnstyle [38]
2x+y=1
-2x-y=3

0¥4

y=-2x+1
y=-2x-3

-2x+1=-2x-3

0¥4

The answer to the question is no solution
5 0
3 years ago
It costs $3.56 to buy a pack of pencils. Which of the following equations shows the amount of money needed, x, to buy k packs of
Scilla [17]
The total price would be $3.56 times however many you bought, so the correct equation would be x = 3.56k.
4 0
3 years ago
Other questions:
  • Question will be in the picture, thanks in advance!
    11·1 answer
  • Liam deposits $3500 in a savings account that pays 0.8% interest, compounded quarterly
    6·1 answer
  • Explain the steps used to solve x - 2 = v(x + 10) and check for extraneous solutions.
    13·1 answer
  • Which equation is equivalent to 8x + 3(x + 5) - 5(x - 4) = 2? A. 6x + 35 = 2 B. 6x + 1 = 2 C. 6x – 5 = 2 D. 43x = 2
    10·2 answers
  • You have a 4 x 6 photo of you and your friend. a. You order a 5 x 7 print of the photo. Is the new photo similar to the original
    13·1 answer
  • Can someone please help<br> Me
    12·1 answer
  • Find the missing angle:<br> 350<br> с
    14·1 answer
  • QUICK PLEASE HELP!!!<br> I’LL MARK BRAINLIEST!!!
    10·2 answers
  • Decrease £101 by 43% Give your answer rounded to 2 DP
    9·1 answer
  • Find the perimeter and area of the figure.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!