1.) r=2 5
(over) = (over)
7 7
2.) x-1 2
(over) = (over)
-4 3
solve these please
2006-09-26 14:12:54 · 6 answers · asked by horses4life 1 in Science & Mathematics ➔ Mathematics
(r+2)/7 = 5/7 means that r+2 = 5 since they have common denominators already.
(x-1)/(-4) = 2/3 Cross-multiply to get
3(x-1) = -8
This is 3x-3 = -8
Add 3 to both sides then divide both sides by 3 to get x.
2006-09-26 14:22:17 · answer #1 · answered by hayharbr 7 · 1⤊ 0⤋
I am a math goddess...and I have no idea what you are wanting....email me and I can help you further, I am sure.
2006-09-26 21:21:00 · answer #2 · answered by rrrevils 6 · 0⤊ 1⤋
iam in special edd soo i probably cant help u god....i didnt even know there were problems like that
2006-09-26 21:15:06 · answer #3 · answered by andralynn147 1 · 0⤊ 2⤋
ssorry, iits not worth iit.
2006-09-26 21:15:06 · answer #4 · answered by davidosterberg1 6 · 0⤊ 2⤋
i can't understand
2006-09-26 21:19:20 · answer #5 · answered by mawi 2 · 0⤊ 1⤋
84,902, and 127.91
2006-09-26 21:15:26 · answer #6 · answered by Anonymous · 0⤊ 1⤋