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
Karo-lina-s [1.5K]
3 years ago
9

Find the value of x in the following system of equations:

Mathematics
1 answer:
WITCHER [35]3 years ago
3 0

Answer:

c.) x = 3

Step-by-step explanation:

2x - 3y = 9

x = 4 + y

Substitute the second equation into the first equation

2(4+y) - 3y = 9

Distribute

8+2y -3y =9

8-y = 9

Subtract 8 from each side

8-y-8 =9-8

-y = 1

Multiply by -1

y =-1

Now solve for x

x = 4-1

x =3

You might be interested in
In january of one winter, 3/10 of a wood pile was used in a wood stove. In February, 2/5 of the wood pile was used. What part of
arsen [322]
2/5 is equivalent to 4/10 so at the end of February 4/10 was used up
And at the end of January, 3/10 was used
so 4/10 + 3/10 = 7/10

At the end of February, 7/10 of the wood was used
6 0
3 years ago
Steven earns extra money babysitting. he charges $20.25 for 3 hours and $40.50 for 6 hours.
il63 [147K]
Y=6.75x
He charges $6.75 per hour
6 0
2 years ago
If I roll a fair die 100 times, about how many times would I roll a 4?
WARRIOR [948]

C. 17

Why:

Divide 100 by 6, round the answer and you should get 17

6 0
3 years ago
Read 2 more answers
!!!!PLEASE HELP!!!
DaniilM [7]

Answer:

a^2 + b^2 = c^2

a^2 + 32^2 = 58^2

a^2 + 1024 = 3364

a^2 = 2340

a = 48.37

Step-by-step explanation:

5 0
3 years ago
Please help ASAP! All questions.
natka813 [3]

Answer:

I think i don't really know its been awhile for me.

Step-by-step explanation:

But i think you do 2 x 10 and what ever you get from that you multiply by 5 and what get from that you divide by 24.

I may not be right.

So please don't hate i tried.

4 0
3 years ago
Other questions:
  • What is the curved surface area of a cylinder with radius = 14 cm and height = 6 cm? (Take π = 22/7)
    8·1 answer
  • Given square ABCD. Two isosceles triangles ABP and BCQ are constructed with bases
    12·1 answer
  • Simplify eighth root of y squared
    8·1 answer
  • A box without a top is made from a rectangular piece of cardboard, with dimensions 4 m by 2 m, by cutting out square corners wit
    15·1 answer
  • Subtract 14 inches from 4 feet, 2 inches.<br><br> 10 inches<br> 3 feet<br> 34 inches<br> 5 feet
    7·2 answers
  • Given the three side lengths, how can you tell if a triangle<br> is a right triangle?
    12·2 answers
  • I will give brainliest to whoever helps me with this question. Also, if you could please explain to me how you solved it I would
    7·1 answer
  • Please answer my question
    5·1 answer
  • Solve the system of linear equations.<br><br> 13x+y=1<br> 2x+6y=6
    10·1 answer
  • In a right triangle, a and b are the lengths of the legs and c is the length of the hypotenuse. If b=4.5 miles and c=6.3 miles,
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!