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
inna [77]
3 years ago
10

Solve the following system of equations. Express your answer as an ordered pair in the format (a,b), with no spaces between the

numbers or symbols
2x+7y=-1 and 4x-3y=-19
Mathematics
2 answers:
AVprozaik [17]3 years ago
7 0
Multiply the equation 2x+7y=-1 by -2

add to othe equaiton
4x-3y=-19
<u>-4x-14y=2 +</u>
0x-17y=-17

-17y=-17
divide both sides by -17
y=1

sub back
2x+7y=-1
2x+7(1)=-1
2x+7=-1
minus 7 from both sides
2x=-8
divide both sides by 2
x=-4

x=-4
y=1
(x,y) is normal form
(-4,1) is answer
zzz [600]3 years ago
7 0

Answer:

The answer is (-4,1)

Step-by-step explanation:

You might be interested in
Subtract x^2-2x-6 from -6x+5
Roman55 [17]

Answer: x^2 + 4x - 1

Step-by-step explanation: simplify it

8 0
3 years ago
What is the answer to “4 1/8 + 2 1/3?”
uranmaximum [27]

Answer:

12.125

please mark me brainliest and follow me my friend.

4 0
3 years ago
Penny has 139 postcards in her collection. Abe has 48 postcards in his collection. Then Abe gives his collection away. He divide
erik [133]

Answer:

145

Step-by-step explanation:

Divide 48 by 7 = 6≅. then add 6 to 139. 145

5 0
2 years ago
Mrs. Hanson has 2 pies for a party. She calculates that if she splits the pies evenly among the guests, they will each receive 1
brilliants [131]
There are 32 guests.
Proof: 1*8*2=32.
4 0
3 years ago
Read 2 more answers
The question in picture attached
krek1111 [17]
Need free pointtdsssss
4 0
2 years ago
Other questions:
  • the back of a moving truck is 4 feet above the ground. A ramp extending from the back of the truck meets the ground 10 feet from
    5·1 answer
  • What is 50+31sz<br>need all of the work shown out also
    10·1 answer
  • Angle LMP and angle PMN are complementary. Find the value of x.
    11·1 answer
  • Is the relation a function? Why or why not?
    10·1 answer
  • AVENGERS: The Avender movie made $1.6 million in ticket sales. Its sequel made $0.8 million in ticket sales. How much more than
    8·1 answer
  • The number of people In Pinellas county has been increasing at a rate of 1.3 percent per year. In 2016, there were 960,730 peopl
    9·1 answer
  • B + 4.8 = 8.09<br> b + 4.8 x = 8.09x<br> b =
    15·2 answers
  • Tristan spent 35% of his allowance on candy each week. If his weekly allowance is $10, How much is he spending on candy?
    14·1 answer
  • 19. Linton's rectangular garden is 5 3/4 feet long and 4 1/2 feet wide. What is the area of the garden?
    12·1 answer
  • I need help with this problem.<br><br> How do I do it?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!