Question

−6x+y=−17 −7x−y=−22 elimnation method

Answer 1

Answer:

this question answer in first lesson of algebra:1.linear equation in two variables.

Step-by-step explanation:

1.Multiply equation 1&2 by 2.

2. And then addition of given equations.

3.so value of x are find.

4.then substitute value of x in equation 1,2,3,4 as your choice.

5. so value of Y find.