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
Sloan [31]
2 years ago
5

Solve algebraically: 3x + y = -21 x + y = -5

Mathematics
2 answers:
GenaCL600 [577]2 years ago
8 0

Answer:

x = -8 y = 3

Step-by-step explanation:

3x+y=-21

3(8)+3=-21

-24+3=-21

x+y=-5

-8+3=-5

GrogVix [38]2 years ago
4 0

Answer:

-8,3

Step-by-step explanation:

see the steps below:)

You might be interested in
Graph the equation on the coordinate plane.<br> y=1/2x
azamat
Here is how the graph would look!
Hope this helps :)

8 0
2 years ago
Read 2 more answers
Carlisle is testing different types of planting soil to determine which type is most effective in growing blueberry bushes. He p
Rus_ich [418]
This conclusion is not valid because BOTH SOIL BRANDS WERE NOT SUBJECTED TO THE SAME CONDITIONS. 
Carlisle applied brand A to the part of the yard that received full sunlight while brand B was applied to the area of the yard which received partial sunlight. This implies that the soils were subjected to different conditions and this ought not to be so, since sunlight is a very important factor, which the soils need.
7 0
3 years ago
Read 2 more answers
I NEED help with a math problem.
Mazyrski [523]

Answer:

109

Step-by-step explanation:

You can brute-force this:

Candidate numbers that are divisable by 13 if you take away 5: 18 , 31 , 44 , 57 , 70 , 83 , 96 , <u>109 </u>, 122 , 135 , 148

Candidate numbers that are divisable by 14 if you take away 11: 25 , 39 , 53 , 67 , 81 , 95 , <u>109 </u>, 123 , 137

Only 109 is in both lists.

8 0
3 years ago
Read 2 more answers
Kenyan bought 3.4 pounds of nails for his construction job. Each pound cost $1.59. How much did he pay for the nails? Round to t
o-na [289]
3.4/1.59= 2.138364779874214
3 0
3 years ago
What is the effect on the graph of the function f(x) = 2x when f(x) is replaced with f(−
olasank [31]
It would be replaced with f(-2) which is the reciperacle of 2x
4 0
3 years ago
Read 2 more answers
Other questions:
  • 3 + x, 9 + 3x, 13 + 4x, ... is an arithmetic sequence for some real number x.
    9·1 answer
  • HELP!
    11·1 answer
  • I don't really understand!!
    7·1 answer
  • Select the reason why these triangles are similar. If they are not, select “not similar”
    5·1 answer
  • How many are in pounds?
    7·1 answer
  • A^2 + 6ab for a=-3 and b=4
    7·1 answer
  • There are 30 balls in a bag. 6 are red, 14 are blue, 3 are green and the remainder are yellow.
    5·1 answer
  • If 3 lawns are mowed in 4 hours, how long does it take to mow 21 lawns?
    8·2 answers
  • Sole The Equation<br><br> 0.75q²=108<br><br> 55 POINTS
    6·1 answer
  • Fill in the missing values from the similar figures in the table
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!