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
ahrayia [7]
3 years ago
12

solve this system of equations using substitution y=2x - 4 x + 2y = 10 step 1: substitute for y in the second equation. which is

the resulting equation?
Mathematics
2 answers:
Ivan3 years ago
7 0

Answer

Step 1- x+2(2x-4)=10

Step 2- distribute 2

Step 3- x and 4x

Step 4- add 8

Step 5- divide 5

Step 6- first

Step 7- 3.2

Ad libitum [116K]3 years ago
4 0

Answer:

5x - 8 = 10

Step-by-step explanation:

y = 2x - 4

x + 2y = 10

Substituting for y in equation 1 into equation 2 we get:_

x + 2(2x - 4)= 10

5x - 8 = 10

You might be interested in
Simplify. (-4·3·2)2 A)-48 B)-48 C)-576 D)576
Liono4ka [1.6K]

Hey there!

Your answer: -48

How?

(-4 × 3) = -12

               \downarrow

              -12 × 2 = -24

                                \downarrow

                                 -24 × 2 = -48

Your answer: -48  


4 0
4 years ago
PLS help.........................
miss Akunina [59]

Answer:

1. $3.65

2. 4th graph

3. y = 1/2x

Step-by-step explanation:

1.

10.95 ÷ 3 = 3.65

2.

The fourth option (one on the bottom) makes the most sense.

3.

Rise/Run

y = 1/2x

6 0
3 years ago
Please show all your work. The landing zone for Mr. A is 20 square feet (small net). The length of the net is 5 times longer tha
Elena-2011 [213]
LxW=20
L=5W
5WxW=20
W^2=4
W=2
L=10
8 0
4 years ago
HELP!!!!!! i need help with this thingy on my 5th grade hw but... idk and i'm a little to lazy to do this so here is the thingy
Makovka662 [10]
Assuming she did a checkered pattern if she got 10 red tiles she would need 20 tiles total if the kitchen was a square. 
There seems to be some sort of missing information here or maybe a missing picture. Either way, I hope this helps. 
4 0
3 years ago
If P(x)=x^2-1 and q(x)=5(x-1), which expression is equivalent to (p-q)(x)
soldier1979 [14.2K]
All you need to do p(x)-q(x).  So:

(x^{2}-1)-(5)(x-1)

That's it!


3 0
3 years ago
Read 2 more answers
Other questions:
  • A point on the terminal side of an angle in standard position is given. Find the exact value of each of the six trigonometric fu
    15·1 answer
  • How can u find out the value of 4 in 2.704
    15·1 answer
  • Can a trapezoid be draw with 3 right angles
    13·2 answers
  • Need help with math lesson please
    6·1 answer
  • Need help please!!!!!
    13·1 answer
  • Guys 100 points. What is the formula of a cube?
    5·2 answers
  • Please I really need help on this​
    9·2 answers
  • Find the x- and y-intercepts of the graph of 3x + y = 26. State your answers as
    9·2 answers
  • Which on is the answer? Pls help
    9·2 answers
  • There are 25 questions on your math test. You have completed 5 questions so far. What fraction of the total questions do you sti
    6·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!