Answer:
-14
Step-by-step explanation:
step 1:
Subtract 11 from both sides.
y+11−11<−3−11
y<−14
Answer:
Step-by-step explanation:
M²N² - MN = MN (MN - 1)
M²N² + MN = MN (MN + 1)
= (MN - 1) * MN * (MN + 1)
= (MN - 1)(MN +1) MN {(a+ b)(a - b) = a² - b² }
= (M²N² - 1²) * MN
= (M²N² - 1)MN