Question

if X + y =4,2 x-y=11 then value of x then value of x


what do u mean by greediness
I am not greedy of po.ints
I just wanted to get genius in 1 day cause its fun
=_=​

Answer 1

Answer:

Correct option is

B

7

Formula used:

x

3

−y

3

=(x−y)(x

2

+xy+y

2

)

=(

(x+y)

2

−4xy

)[(x+y)

2

−xy]

=(

(3)

2

−4(2)

)[(3)

2

−2]

=(

1

)(7)=7

Option B is correct.

Answer 2

Answer:

14

Step-by-step explanation:

Given.

x + y = 4

x - y = 11

Now,

x + y = 4

=> x = 4-y

x - y = 11

=> 4-y-y = 11

=> 14