SOLUTION: please help me solve for x 2x^2-8x=42

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Question 1000330: please help me solve for x
2x^2-8x=42
Found 2 solutions by Alan3354, ikleyn:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
please help me solve for x
2x^2-8x=42
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Subtract 42.
Divide by 2.
Factor.

Answer by ikleyn(52776) About Me  (Show Source):
You can put this solution on YOUR website!
.
2x%5E2-8x = 42,

x%5E2+-+4x+-+21 = 0,

Factorize

(x+3)*(x-7) = 21.

Two solutions: x = -3 and x = 7.