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
lawyer [7]
3 years ago
9

X-y=3 X+2y=-6 Solve using substitution

Mathematics
1 answer:
Tresset [83]3 years ago
3 0
X-y=3=>x=3+y
X+2y=-6
=========
3+y+2y=-6
3+3y=-6
3y=-6-3
3y=-9
y=-3

X+2y=-6
X+2(-3)=-6
X-6=-6
X=0
You might be interested in
Question 1:
Morgarella [4.7K]

Answer:

Step-by-step explanation:

KE = ½mv²

KE₁₀ = ½(1100)10² = 55000 = 55 kJ

KE₃₀ = ½(1100)30² = 495000 = 495 kJ

9 times greater

3 0
2 years ago
The expression means 15 minus the product of 5 times the difference of p minus 6. If p = 8, then the value of the expression is
MA_775_DIABLO [31]

Answer:

5

Step-by-step explanation:

from the question:

15-5(p-6)

when p=8,

=15-5(8-6)

=15-5(2)

=15-10

=5

please like and Mark as brainliest

3 0
3 years ago
What's -4 1/2 divided by 1 1/2? I need to know quick!
ale4655 [162]

Answer:

It is -3

i used a calculator-

you can also turn into  improper fraction

7 0
3 years ago
PLEASE HELP ME T-T <br> I NEED IT’S SOLUTION
Vlada [557]

The area is 8_/3

hope it helps.

6 0
3 years ago
Lauren's science class is taking a field trip to the nearest natural history museum. The
Orlov [11]

Answer:60

Step-by-step explanation:

0

5 0
3 years ago
Other questions:
  • (3 ten thousands 2 thousands) x 10
    8·2 answers
  • Which line on the graph below has an undefined slope?
    7·1 answer
  • Write the cubic function.
    14·1 answer
  • the low temperature on Monday was 6 degrees warmer than sundays lower of -9°F. the low temperature on Tuesday was 3 degrees warm
    12·2 answers
  • In two or more complete sentences, explain the theorem used in solving for the range of possible lengths of the third
    10·2 answers
  • How can exercise affect the risk of a cardiac event? What is important to
    12·1 answer
  • What work would I do to answer this question?
    5·1 answer
  • 5. A factory conveyor has an angle of
    7·1 answer
  • The distance between boston and chicago on a map is 9 inches. If the scale of the map is 1 inch : 95 miles, what is the actual d
    6·1 answer
  • Find the y-intercept of the line: 6x – 3y +6=0
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!