Question
Solve the equation
Solve for a
Solve for b
Solve for c
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a=bc3da=bcd
Evaluate
(abc−2d)2=d2
Rewrite the expression
(bca−2d)2=d2
Take the root of both sides of the equation and remember to use both positive and negative roots
bca−2d=±d2
Simplify the root
bca−2d=±∣d∣
Remove the absolute value bars
bca−2d=±d
Separate the equation into 2 possible cases
bca−2d=dbca−2d=−d
Calculate
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Evaluate
bca−2d=d
Move the expression to the right-hand side and change its sign
bca=d+2d
Add the terms
bca=3d
Divide both sides
bcbca=bc3d
Divide the numbers
a=bc3d
a=bc3dbca−2d=−d
Solution
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Evaluate
bca−2d=−d
Move the expression to the right-hand side and change its sign
bca=−d+2d
Add the terms
More Steps

Evaluate
−d+2d
Factor the expression
(−1+2)d
Add the numbers
1×d
Calculate
d
bca=d
Divide both sides
bcbca=bcd
Divide the numbers
a=bcd
a=bc3da=bcd
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