# Find the values of c and d that make the equation true. c + 3ci = 4 + di

Find the values of c and d that make the equation true. $c+3ci=4+di$
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firmablogF
Given
$c+3ci=4+di$
Do the real numbers first! Worry about the imaginary later.
$c=4$
Imaginary part of problem
$3ci=di$
Divide both sides by i
$\frac{3ci}{i}=\frac{di}{i}$
Simplify
$3c=d$
Plug in c
$d=3\left(4\right)$
Simplify
$d=12$
Results:$c=4$, $d=12$.