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
Leviafan [203]
3 years ago
12

Find the value of 2x-yi fx+y=8and4x-y=22​

Mathematics
1 answer:
Alexeev081 [22]3 years ago
5 0

Answer:

10

Step-by-step explanation:

Given

x+y=8\\ \\4x-y=22

Add these two equations:

x+y+4x-y=8+22\\ \\5x=30\\ \\x=6

Substitute it into the first equation:

6+y=8\\ \\y=8-6\\ \\y=2

Then

2x-y=2\cdot 6-2=12-2=10

You might be interested in
It costs a dollars for an adult ticket to a reggae concert
brilliants [131]

the answer is C.

12a -18s =36

(12 adult tickets= 12a) - (18 student tickets =18s) =$36

5 0
4 years ago
Graph y = 4x + 2 where is it grqphed at
cestrela7 [59]
Starting point: (0, 2) and can go to (1, 6).
This shows the slope and y-intercept. Hope this helps.
5 0
3 years ago
WILL GIVE BRAINLIEST ANSWER THIS PLZ!
Nutka1998 [239]
The answer is b, tell me if you don't understand.
8 0
3 years ago
Read 2 more answers
Please help as quick i will give brainliest !
lilavasa [31]

Answer:

b

because in negative there is small number is big

Step-by-step explanation:

hope it help you

now please mark me as brainliest

4 0
3 years ago
Read 2 more answers
SOMEONE PLEASE HELP ME ASAP PLEASE!!!​
Tom [10]

Answer:

A = 35 cm^2

Step-by-step explanation:

The area of a triangle is

A = 1/2 bh where b is the base and h is the height

A = 1/2 ( 10)(7)

A = 35 cm^2

5 0
3 years ago
Read 2 more answers
Other questions:
  • Four students did a survey to find the soda flavor sixth-grade students prefer. The table below shows the method each student us
    11·1 answer
  • Which of the following terms correctly describe the figure given below? Check all that apply.
    10·2 answers
  • The first side of a triangle measures 4 in. less than the second side, the third side is 3 in. more than the first side, and the
    5·1 answer
  • What are the coefficients in the polynomial 7x^2 -4x+6
    14·1 answer
  • Factor the following equations to find the zeros of the equation.
    13·1 answer
  • In survey 17/25 of the people surveyed have a cat. what percent of the people surveyed have a cat?
    10·1 answer
  • Find the Quotient 8372divided by 5
    8·1 answer
  • 10.<br> 1<br> (1 point)<br> Which graph represents the linear function y=-x-4?<br> 3
    5·1 answer
  • F(x)=x^2 reflected over x=2
    6·2 answers
  • What is the diameter of a sphere with a volume of 18174 ft 3 , 18174 ft 3 , to the nearest tenth of a foot?
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!