Question

elimination method of x+y=5,3x-2y=5​

Answer 1

Answer:

x+y=5 × with 3. 1equation

3x-2y=5. ×with 1. 2 equation

3x + 3y= 15

3x -2y. =5

-. + -

5y = 10

y= 2

then substitute y in 1 equation

3x + 6 =15

3x= 15-6

x=3