Question

Pls solve with steps
im in 8th grade

Answer 1

Hi,

Explanation:

`if\ 1-3y \\eq 0 \ or\ y\\eq (1)/(3)\ then\\\\(15*(2-y)-5*(y+6))/(1-3y)=10\ cross\ product\\ \\30-15y-5y-30=10-30y\\\\10y=10\\\\y=1\\\\Proof:\\\\(15*(2-1) - 5*(1+6) )/(1-3*1) =(15-35)/(-2) =(-20)/(-2) =10\\`