for x??
3=8x-1
2007-10-16 14:52:48 · 9 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
8x = 4
x = 4/8 = 1/2
2007-10-16 14:55:26 · answer #1 · answered by kellenraid 6 · 0⤊ 1⤋
3= 8x-1
first add the one to the three which is on the other side of the equation
4=8x
divide 4 into 8 and you get........
x=2 as your answer
2007-10-16 21:58:00 · answer #2 · answered by justme 3 · 0⤊ 0⤋
3=8x-1
3+ 1 = 8x
4 = 8x
x = 4/8 or 1/2
2007-10-16 21:57:00 · answer #3 · answered by edith p 3 · 0⤊ 1⤋
3=8x-1
+1 +1
4=8x
4/8=8x/8
1/2=x
2007-10-16 21:56:08 · answer #4 · answered by jj 3 · 0⤊ 1⤋
3 = 8x - 1
8x = 4
x = 4/8 or 1/2
Answer: x = 1/2
Proof:
3 = 8(1/2) - 1
3 = 4 - 1
2007-10-16 21:58:43 · answer #5 · answered by Jun Agruda 7 · 2⤊ 0⤋
8x-1=3
8x=4
x=4/8
x=1/2
2007-10-16 22:03:18 · answer #6 · answered by u chi 2 · 0⤊ 0⤋
4 = 8x
x = 1/2
2007-10-17 10:41:19 · answer #7 · answered by Como 7 · 0⤊ 0⤋
Add one to both sides
8x=4
Divide by 4
x=1/2
2007-10-16 22:01:36 · answer #8 · answered by Amy H 1 · 0⤊ 0⤋
.5
2007-10-16 21:55:56 · answer #9 · answered by Anonymous · 0⤊ 0⤋