SOLUTION: For i = the square root of -1, if 3i (2 + 5i) = x + 6i, then x = ?

SOLUTION: For i = the square root of -1, if 3i (2 + 5i) = x + 6i, then x = ?

Algebra.Com

Question 1009310: For i = the square root of -1, if 3i (2 + 5i) = x + 6i, then x = ?
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
For 3i(2 + 5i) = x + 6i, we have
3i(2 + 5i) = 6i + 15i^2 = -15 + 6i
so x = -15
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