if a=0.65 and b=1.28 and c=-5/2, evalutate -a-(-b)+c?

1 ⤊

so -0.65 - (-1.28)+ -5/2 =

2006-06-20 11:26:16 · 5 answers · asked by schoolboi_000 1 in Science & Mathematics ➔ Mathematics

-1.87

-.65 +1.28 - 2.5 = -1.87

2006-06-20 11:29:54 · answer #1 · answered by csucdartgirl 7 · 1⤊ 0⤋

-a-(-b)+c = -a +b+c= -0.65+1.28-5/2
= 0.63-2.5=-1.87

2006-06-21 09:36:10 · answer #2 · answered by Carla 4 · 0⤊ 0⤋

-0.65-(-1.28)+2.5=
.63+2.5=3.13

2006-06-20 18:34:29 · answer #3 · answered by monkyodoom 2 · 0⤊ 0⤋

-0.65-(-1.28)+-2.5= -1.87

2006-06-20 18:34:32 · answer #4 · answered by Anonymous · 0⤊ 0⤋

-0.65-(-1.28)+-5/2
-0.65+1.28-2.5
-3.15+1.28
-1.87

2006-06-20 22:16:28 · answer #5 · answered by lasherjester 1 · 0⤊ 0⤋