35
(5%) - 40 = -39.95
5 - (40/7) = - 5/7(5 - 40)/7 = -5
-200
40 psi plus or minus 540 psi plus or minus 5
5/8 minus 4/5 is -7/40
3/8 minus 1/5 is 7/40
x2 - 3x - 40 = (x - 8) (x + 5)
5/8 - 6/5 = 25/40 - 48/40 = -23/40 = -(23/40)
40 psi plus or minus 540 psi plus or minus 5
4/5 - 1/8 = 32/40 - 5/40 = 27/40.
(3x - 8)(8x + 5)
It is: (x+5)(x-8) when factored