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
Brilliant_brown [7]
3 years ago
13

Solving Systems by Addition method

Mathematics
1 answer:
balandron [24]3 years ago
5 0
-4x+0y=-8
=> x=2
substitute 2 into either function for y
it will come out the same and u will have solution
Note, if slopes or coefficient of x are the same => no solution because lines are parallel
Follow! and give me a brainliest plz
You might be interested in
It took the high school hockey team 5h to travel to a tournament in Thunder Bay. They travelled by bus and plane a total distanc
mote1985 [20]
Entire distance = 1,320
Entire time = 5 hours

bus avg = 40 km/h
plane avg = 600 km/h

Working this by trial and error
1 hour bus 4 hour plane = 40 + 2,400 = 2,800 distance (too high)
2 hour bus 3 hour plane = 80 + 1,800 = 1,880 distance (too high)
3 hour bus 2 hour plane = 120 + 1,200 = 1,320 distance (Correct!!)

So, they traveled 3 hours by bus and 2 hours by plane
(yes, you had the right answer).

8 0
3 years ago
A student used his place value chart to show a number. After the teacher instructed him to divide his number by 100,the chart sh
valina [46]

Answer: When you divide by 100 you are essentially moving the decimal of the number two places to the left. In undoing this you would have to move the decimal of the number two places to the right.

28.003 would then turn into 2,800.3

Step-by-step explanation:

Unfortunately I cannot draw a chart on here but that is the best I can do.

8 0
3 years ago
How do you simplify odd fractions?
gtnhenbr [62]

Answer:

Step-by-step explanation:

How do you simplify fractions with odd numbers? Find the greatest common factor of both the numerator and denominator. Divide the numerator by the GCF. The result will be the simplified numerator.

7 0
3 years ago
There are 62rows of 9 chairs in the movie theater about how many chairs are there
dem82 [27]
It's easy it's just 62×9 it equals 558
4 0
2 years ago
Read 2 more answers
X^2+ 6x + 8<br> Vertex:<br> Axis of symmetry:<br> Y-intercept:<br> X-intercept:
Bogdan [553]

Answer:

( + 2 ) ( + 4 )

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
Other questions:
  • Please help asap. i need it by today or tomorrow.
    15·1 answer
  • Order from least to greatest. 38%, 8/25, 0.41
    7·2 answers
  • What is the median for the set of data?
    9·1 answer
  • Use the slopes of lines A and B to show that they are perpendicular to the given line.
    13·1 answer
  • Rachna has nickels, dimes, and quarters in her piggy bank. She has $4.65 altogether. She has three more quarters than dimes and
    8·1 answer
  • It cost $3.45 to buy 3/4 lb of chopped walnuts. how much would it cost to purchase 7.5 lb of walnuts
    12·1 answer
  • Name the following segment or point.
    15·2 answers
  • I don’t know what to do please help
    11·2 answers
  • In the diagram below, AB is parallel to CD. What is the value of y?
    10·1 answer
  • 132°<br> 125°<br> 141°<br> 140°<br> 145°<br> r<br> 120°<br> 113°<br> Find the value of R
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!