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
sertanlavr [38]
3 years ago
7

Sole the system by elimination -4x+9y=9 x-3y=-6

Mathematics
1 answer:
Natalka [10]3 years ago
5 0

Answer:

A) -4x + 9y = 9

B) x -3y = -6

We multiply B) by 3

B) 3x -9y = -18 Then add it to A)

A) -4x + 9y = 9

-x = -9

x = 9

9 -3y = -6

3y = 15

y = 5


Step-by-step explanation:


You might be interested in
How do geometric shapes relate to exponents?
cluponka [151]
So if we have (x) to the power of 2. We may say (x) squared. This is because a square has two dimensions (length and width). Now if we have (x) to the power of 3. We may say (x) cubed. This is because a cube has 3 dimensions (length, width and height). Hope that answers your question!
3 0
3 years ago
Shamariah collects silk roses. She had 17 silk roses in a vase. Six friends each gave her 3 more roses. How many roses does sham
Nookie1986 [14]

Answer: 4535

Step-by-step explanation:

she has 17 slik roses already, and 6 friends give her 3 silk roses each, so that's 6 times 3, which makes 18, and 17 plus 18 is 35, so she has 35 silk roses in all.

5 0
3 years ago
The graph represents the parking fees at a mall parking lot.
pashok25 [27]

Answer:

Parking costs $2 per hour for the first hour only.

7 0
3 years ago
Read 2 more answers
Evaluate start fraction 2 over 3 end fractionx for x = three-fourths
Umnica [9.8K]

Answer:

A

Step-by-step explanation:

7 0
3 years ago
Triangle ABC is ransformed to obtain angle ABC
salantis [7]

Answer:How do you rotate 180 degrees about the origin?

Rotation by 180° about the origin:

The rule for a rotation by 180° about the origin is (x,y)→(−x,−y) .

Step-by-step explanation:

3 0
2 years ago
Other questions:
  • Can someone please help <br>and explain :))​
    14·1 answer
  • Which number is smaller, 2.8 or 2.75
    15·2 answers
  • How do I determin the slop of a line on a graph
    13·1 answer
  • What is the length of CA and which theorem did you use ?
    5·1 answer
  • Lets have some fun: I had $50 dollars My mom gave me $100 dollars Then my dad gave me another $200 My sister chipped in with $75
    11·1 answer
  • Please help I’m confused because I this angle is less than 180 degrees but more than 90 degrees am I just totally wrong. I don’t
    5·1 answer
  • Mary says 1/8 is greater than 1/4 because 8 is greater than 4. is mary's reasoning correct
    10·1 answer
  • Meal A has 170 calories in 3 servings. Meal B has 160 calories
    8·1 answer
  • Negative 5x plus 4y equals 3 i need x and y thank youu
    12·1 answer
  • A store is having a 20% off sale on coats. What will the sale price be for a coat that originally cost $248
    13·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!