Question

|-. x+y=18
x-y=4

||-. x+y=6
x-y=14

|||-. x+2y=12
x+3y=17

ayuda por favor nda de brpomas

Answer 1

Step-by-step explanation:

in in question number 1 you have to simply at the equations and simplify the y.

in second question you have to do the same as in one.

in third question you have to subtract both of the equation in order to cancel out the X and the theme solve that I had done in solution you can go through it.

NOTE: THERE ARE THREE PICTURES !!

Answer 2

Hope it will help you. Just read it out