IDNLearn.com provides a platform for sharing and gaining valuable knowledge. Receive prompt and accurate responses to your questions from our community of knowledgeable professionals ready to assist you at any time.

Solve
2x -y =4
5x -2.5y =10


Sagot :

2x-y=4

Therefore: y=2x-4

---------------------------------

5x-10/4(2x-4)=10

5x-5/2(2x-4)=10

5x-5x+10=10

10=10

------------------------

*Problem can't be solved.