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
Leya [2.2K]
3 years ago
10

-6x+3y=-39 -6x-3y=-21 solve the system of equations

Mathematics
2 answers:
zimovet [89]3 years ago
5 0
The answer is the one on top
solmaris [256]3 years ago
4 0

Answer:

x=5,y=-3

Step-by-step explanation:

\left \{ {{-6x+3y=-39} \atop {-6x-3y=-21}} \right. \\-12x=-60\\12x=60\\x=\frac{60}{12} \\x=5

-6(5)+3y=-39\\-30+3y=-39\\3y=-39+30\\3y=-9\\y=-\frac{9}{3} \\y=-3

You might be interested in
For a polygon with 10 sides, which equation below represents the sum of the interior angles in the polygon?
Vlad1618 [11]

Answer:

Its Sum And The Is sum Is Sum

5 0
3 years ago
Sarah is the oldest out of here four sisters. Her youngest sister is half her age. The 2 other sisters are twin and are 2 years
marusya05 [52]
Sarah is 14
The twins are 12
The youngest (n) is 7

14+(12+12)+7=45

n=7
7 0
3 years ago
A rectangular prism with a volume of
Fudgin [204]

Answer:I believe the answer is 12 because it takes 4, 1/4 unit cube to make 1 cubic unit so to make 3 cubic units you need 12, 1/4 unit cubes if that makes any sense. :) Please make Brainliest if this helped.

5 0
3 years ago
Read 2 more answers
The cost of 5 story books is Rs 800. How many books can be bought for Rs 1,440?​
djyliett [7]

Answer:

cost of 5 story book=800

cost of 1 story book=800/5

=160

how many. book can be bought on rs.1400

=1400/160

=8.75

Step-by-step explanation:

=

4 0
2 years ago
Find an equivalent expression to this: 3xy + 4x + 8 + ( -2 )​
Arlecino [84]
3xy + 4x -16 ...... I hope that helps .
7 0
3 years ago
Other questions:
  • How many 6-ounce cups can be filled from 4 gallons of juice? Hint 1 gallon = 128 ounces
    15·2 answers
  • Perform the indicated operation. 5 1/6 – 2 2/3<br> 2 1/3<br> 2 1/2<br> 2 1/6
    15·2 answers
  • A(t)=934(1/2)t/30 for 20 years and 100 years
    9·1 answer
  • 15 POINTS AND WILL MARK BRAINLIEST Help?? Pleasee
    13·1 answer
  • Elliott is standing at the top of a store escalator that leads to the ground floor below. The angle of depression from the top o
    15·2 answers
  • Table A represents the function that models the stopping distance in feet of a derby car, d(x), based on the velocity in miles p
    9·2 answers
  • Hank drove 1200 miles per hour in 12.5 hours. What is his average speed in miles per hour
    8·1 answer
  • Please answer ASAP<br><br><br>y=5/8b+10 for b, ill give brainliest and show work plz
    11·1 answer
  • Identify the slopes and y intercept?
    6·1 answer
  • Tracey ran 1.200 meters in 5 minutes. How many meters/minute did she run?​
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!