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
balandron [24]
2 years ago
7

How can systems of linear equations with two variables be solved using algebraic methods?

Mathematics
1 answer:
erik [133]2 years ago
8 0

Answer: The systems are solved by solving for one variable in one of the equations, then substituting that equation into the second equation. Solve for a in the second equation, then substitute the second equation into the first. The Elimination Method: Both equations are in standard form:            Ax + By = C.

You might be interested in
How do i solve this?<br> I dont understand what the big number is to the small number
Gelneren [198K]

The red figure is smaller so it is a reduction.

To find the scale factor divide the length of the smaller shape by the length of the larger shape:

9/15 this can be reduced to 3/5

3 0
2 years ago
What is one important thing you have to do before solving a word problem?
Darina [25.2K]

Answer:

read the answer through and collect all the information you can

7 0
2 years ago
A motorboat can go 16 miles downstream on a river in 20 minutes. It takes 30 minutes for this boat to go back upstream the same
Katyanochek1 [597]

Answer:

A) d = 48t, d in miles, t in hours

B)d = 32t, d in miles, t in hours

C)y = 8 mph

Step-by-step explanation:

16 miles in 20 mins = 48 mph

16 miles in 30 mins = 32 mph

The boat speed is the average = (48 + 32)/2 = 40 mph

The current is the difference = 8 mph

7 0
3 years ago
A finance company offers a 36-month installment loan with an APR of 10.5%. Jerry wishes to use the loan to finance an engagement
kumpel [21]
Well i’m not sure on this but i got 18 for my answer instead of 10 so if u need any mode help im here
8 0
3 years ago
Amanda has 2,00,234 dollars. She needs 4,00,578 dollars. Her friend Alice gives her 207,78 and then Amanda gives her 200 back. H
lutik1710 [3]

Answer:

sorry i dont know

Step-by-step explanation:

7 0
3 years ago
Other questions:
  • what is the difference between the surface areas of the Pyramid of Khafre and the Pyramid of Menkaure?
    6·1 answer
  • Find the distance between the two points. Round to the nearest tenth if necessary. (10, –8), (4, 0) a. 2 b. 10 c. 16 d. 100
    15·1 answer
  • In a problem it says that x is "at most –5." What does this mean?
    15·2 answers
  • Students on the softball team on $295 from the car wash how many team banners can they buy each banner cost eight dollars
    15·2 answers
  • 3. Riley noticed an aquarium in his mother’s office. The aquarium has the dimensions 16 in. by 8.5 in. by 10.5 in. The formula f
    14·1 answer
  • Just a question from a written Unit Test.
    15·1 answer
  • A philanthropic organization helped a town in Africa dig several wells to gain access to clean water. Before the wells were in p
    9·1 answer
  • What do i do ???????
    12·1 answer
  • An investor just purchased a rectangular 1-acre retail lot for $250 a frontage foot. If she paid $100,000 total, what was the de
    8·1 answer
  • A building is 5 feet tall. the base of the ladder is 8 feet from the building. how tall must a ladder be to reach the top of the
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!