Danaaicaviz
Answered

waht is the new solution for  10x + y = 2y - 5 
                                             x + y = 11   

Sagot :

Jers15viz
10x+y=2y-5
x+y=11

we follow first the x+y=11

x+y=11
x=11-y

10(11-y)+y=2y-5
110-10y=2y-5
115=12y
y=115/12