5/8 = u+5
-21+13
v - 1/2= - 2/5
if R is a commutative ring with the unity and A is a proper ideal of r show that R/A is commutative ring with unity
v + 1/3= - 5/6
A={x e |R/-3<x ≤ 4}
(1+(3.592/v^2))*(v-0.04267) - 0.082054*300 = 0
v+ 2/5=1/3
- 3y/8=15
5 $\sqrt{\125}$