someone solve this step by step.
2007-12-01 03:01:22 · 8 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
7c = d
c = d/7
2007-12-01 03:08:04 · answer #1 · answered by Como 7 · 3⤊ 1⤋
-5c + d = 2c
d = 2c + 5c
d = 7c
d/7 = 7c/7
d/7 = c
2007-12-01 03:11:45 · answer #2 · answered by miiia.xo 4 · 0⤊ 1⤋
c=d/7
2007-12-01 03:04:20 · answer #3 · answered by pink love 1 · 1⤊ 1⤋
answer is D divide 7
or D over 7
2007-12-01 03:03:59 · answer #4 · answered by Anonymous · 1⤊ 0⤋
-5c +d =2c.
d= 7c, c= d/7.
2007-12-01 06:02:36 · answer #5 · answered by Sasi Kumar 4 · 0⤊ 2⤋
-5d+d=2c
d=2c+5c
d=7c
d/7=c
c=d/7
2007-12-01 03:04:25 · answer #6 · answered by Anonymous · 1⤊ 1⤋
holy crap!!!! srry but i cant help you really tried i went on like four different websites.
2007-12-01 03:05:25 · answer #7 · answered by Anonymous · 0⤊ 1⤋
-5c+d=2c
+5c +5c
-----------------
d = 7c
-- ---
7 7
-----------------
d/7 = c
2007-12-01 03:04:03 · answer #8 · answered by moonwolf317 2 · 1⤊ 1⤋