4*4-7*7
(-3m)*(-5n)
𝟏𝟏𝒊(−𝟖𝒊 + 𝟏𝟎)
3x+5y=31
2x+3y=20
Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. The mea...
342x+369=261.46
x+y = 1
(−𝟕 + 𝟕𝒊)(𝟏𝟎 − 𝟓𝒊)
993/90
(-24) + (+42) =
(10a^2b^3 - 5ab)/5ab
