If f(x) = 5x - 3, find f(-1)
A. -8
B. -6
C. -4
D. -10
2007-04-15 08:26:05 · 9 answers · asked by uhhannahh 1 in Science & Mathematics ➔ Mathematics
f(-1)=5(-1)-3
=-5-3
=-8
A
2007-04-15 08:28:51 · answer #1 · answered by Nick 2 · 0⤊ 0⤋
the answer is A, because when you plug -1 into the equation you have 5(-1)=-5 and -5-3=-8
2007-04-15 15:36:52 · answer #2 · answered by Violet 3 · 0⤊ 0⤋
Just plug in -1 to get 5(-1)-3 = -5-3 = -8.
2007-04-15 15:38:12 · answer #3 · answered by steiner1745 7 · 0⤊ 0⤋
Just plug -1 in for x and solve the equation:
5(-1) -3 = ...
2007-04-15 15:29:16 · answer #4 · answered by Joy M 7 · 0⤊ 0⤋
its A guy
just substitute -1 for x and solve
2007-04-15 15:31:17 · answer #5 · answered by absolutmex 2 · 0⤊ 0⤋
plug -1 for x
5(-1)- 3
-5 - 3
-8
A
2007-04-15 15:29:39 · answer #6 · answered by 7 · 0⤊ 0⤋
a
2007-04-15 15:28:36 · answer #7 · answered by (♥_♥) 6 · 0⤊ 0⤋
f(-1)=5(-1)-3
f(-1)=-8
2007-04-15 15:29:32 · answer #8 · answered by leo 6 · 0⤊ 0⤋
c
2007-04-15 15:29:30 · answer #9 · answered by hwking01 2 · 0⤊ 1⤋