Question

use substitution method 2x+y=5 ​

Answer 1

Answer:

sorry dont know the answer in substitution method

Answer 2

Answer:

5=5

Step-by-step explanation:

2x+y=5

2x=5-y

x=(5-y)/2

Substituting value of X in the equation

2{(5-y)/2} + y =5

5-y+y=5

5=5

Hence proved

Now with y

y=5-2x

2x +5-2x=5

5=5

hence proved