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Best Answer
3x2 + 51 = 6x
Rewrite the equation so that it equates to zero
3x2 - 6x + 51 = 0
Simplify by dividing by 3
x2 - 2x + 17 = 0
Then use the quadratic formula
x = {2 ± √[(-2)2 -(4x1x17)]} ÷ 2 = { 2 ± √-64} ÷ 2 = 1 ± 4i
Then x = 1 + 4i and x = 1- 4i
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