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
docker41 [41]
2 years ago
12

7x+2y=-19 and -x+2y=21

Mathematics
1 answer:
Fittoniya [83]2 years ago
7 0
Subtract the 2 equations

     7x+2y=-19
-    -x+2y = 21
--------------------------
     8x +0y=-2

x= -1/4
You might be interested in
1. In AABC, if a = 8, b = 2, and c = 7. What is the value of cos C?
jenyasd209 [6]
I’m a little confused do you have a picture I could solve for cos then
4 0
3 years ago
The product of 41 and a
lyudmila [28]

Answer:41a

Step-by-step explanation: when you multiply a number and a variable it will give you the number and the variable which is the unknown

4 0
3 years ago
PLZ ONLY HELP IF UR 100% SURE !!!
Zigmanuir [339]

1. 48,000

2. 50%

3. 1,500, week 5

6 0
3 years ago
Compare. Fill in the blank using <,>,or =
nexus9112 [7]
16. <
17.>
17. =
I hope this right
4 0
2 years ago
A/10*5/3=1 find a PLEASE
alexandr1967 [171]

Answer:

<em>The answer is a = 6.</em>

8 0
2 years ago
Read 2 more answers
Other questions:
  • The legs of a right triangle measure 6 inches and 11 inches.
    11·1 answer
  • It should take 5.22 minutes to clean a shower. You have 5 showers that need to be cleaned. How many minutes should it take for y
    15·1 answer
  • A circular garden has a circumference of 44 yards.Lars is digging a straight line along a diameter of the garden at a rate of 7
    11·2 answers
  • A set of raw paired sample data is given below. Convert this raw data into paired ranks, and calculate the value of the rs test
    15·1 answer
  • 8. What is the sum of the exterior angles of
    7·2 answers
  • Find the value of x that makes this equation true, just write a number for your answer. Use / for writing fractions
    9·2 answers
  • 1/3 of a gallon of chocolate sauce is divided equally between 5 chocolate sundaes. How much chocolate sauce is on each sundae? A
    13·1 answer
  • Please I really need an answer to this.​
    13·2 answers
  • Find the arc length for arcs of circles as follows:
    8·1 answer
  • Malachy rolls a fair dice 168 times.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!