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
PolarNik [594]
3 years ago
15

−4x + y = 6 −5x − y = 21

Mathematics
1 answer:
Vesna [10]3 years ago
3 0
Assuming x=x and  y=y in both equations
add them together

-4x+y=6
<u>-5x-y=21  +</u>
-9x+0y=27
-9x=27
divide by 9
-x=3
multiply -1
x=-3

subsiutte
-4x+y=6
-4(-3)+y=6
12+y=6
subtract 12
y=-6



x=-3
y=-6
the soultion set is in (x,y) form
(-3,-6)
You might be interested in
Pluto is 2.7 times 10 to the power of 9 miles from the sun. Venus is 6.7 times 10 to the power of 7 miles from the sun. How mnay
Nataly [62]

Answer:here for the comments

Step-by-step explanation:

5 0
3 years ago
Read 2 more answers
So who said i was not good at math???? me i did lol
marysya [2.9K]

Answer:

I got 10 grade on my 7th iready test

Step-by-step explanation:

Just try your best ;-;

5 0
3 years ago
Read 2 more answers
Negative sixteen plus the quotient of a number and -4 is -3​
GREYUIT [131]

Answer:

The number is 76

Step-by-step explanation:

3 0
3 years ago
Simplify 48 ÷ ((2+6)-2)-1<br> A.)-12 <br> B.) 2<br> C.) 3 1/5 <br> D.) 3
timurjin [86]
<span>Simplify 48 ÷ ((2+6)-2)-1
Let's follow the PEMDAS rule.

= </span><span>48 ÷ ((2+6)-2)-1
= 48 / (8-2) - 1
= 48 / 6 - 1
= 8 - 1
= 7

So the operation </span><span>48 ÷ ((2+6)-2)-1, following the PEMDAS rule, the final answer is 7.</span><span>


</span>
3 0
4 years ago
Help would be much appreciated ​
torisob [31]
X = 68 is your answer hope this helps!
5 0
3 years ago
Other questions:
  • bill and sam have a coupon for a pizza with 1 topping. The choices of toppings are: pepperoni, sausage, mushrooms, green peppers
    5·1 answer
  • Please help with number 24 !!
    6·2 answers
  • Please help ~(^з^)-♡
    7·1 answer
  • Help please!!! i need all answers
    14·2 answers
  • Which of the following is not necessarily true for independent events A and B? P (A intersection B )equals P (A )P (B )P (A vert
    9·1 answer
  • Find the value of x when 5 - x = 1 2 x + 4 A) -6 B) 2 C) 2 3 D) 3 2
    8·2 answers
  • What is 1.224 divided by 1.02
    9·2 answers
  • A drawer contains 12 identical white socks, 18 identical black socks
    10·2 answers
  • Without finding the inverse of the function, determine the range of the inverse of f left parenthesis x right parenthesis equals
    11·1 answer
  • Lesson 1 Homework
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!