12+0/10+5/100+3/1000
3+18/5=
7x - 23 = 3x
Robert drove for 5 hr on a level highway and then for 2 more hr through the mountains. His speed through the
mountains was 10 mph...
M=L/f((25/f) + 1) solve for f
M=L/f((25/f) + 1) solve for x
1000-3=
Si 2 es una raiz de n$x^{2}$ + (n-1)x +12 = 0 , halla la otra raiz
find x
3x - 29 = 6x - 7
6a-2b=8a=6c
2a+b=8b+6d
6c-2d=-3a-c
2c+d=-3b-d