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Solve ax-c=c(x-d) for x.

2007-01-31 15:23:48 · 4 answers · asked by renee b 1 in Science & Mathematics Mathematics

4 answers

ax-c=c(x-d)
ax-c= cx-cd
+c +c
ax=cx-cd+c
divide a
x=cx-cd+c
-----------
a

2007-01-31 15:33:14 · answer #1 · answered by KatieL 4 · 0 0

Always get rid of your brackets first so multiply c through

ax - c = cx - cd

Get all variables involving x on one side and all others on the opposite

ax - cx = c + cd

Isolate for x

x(a - c) = c + cd

Divide both sides by (a - c)

x = c + cd / a - c

You could simplify it further by saying...

x = c( 1 + d ) / a - c

But it doesn't really make a difference

2007-01-31 15:30:50 · answer #2 · answered by Kipper to the CUP! 6 · 0 0

a * x - c = c * (x - d)

a * x - c = c * x - c * d

a* x - c * x = c - c * d

x * (a - c) = c * (1 - d)

x = [c * (1-d) / (a - c)]

2007-02-02 23:44:50 · answer #3 · answered by Apolo 6 · 0 0

wtf?

2007-01-31 15:27:01 · answer #4 · answered by Anonymous · 0 1

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