Question

factorization
$x { }^{2} + 18x = 40$
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Answer 1

Step-by-step explanation:

is 40 is answer after factorisation or it is a equation

Answer 2

Step-by-step explanation:

x^2 + 18x = 40

x^2 + 18x - 40 = 0

x^2 + (20-2) x - 40 = 0

x^2 + 20x - 2x - 40 = 0

x(x+20) -2x(x+20) = 0

(x+20)(x-2)=0

x= -20 or 2

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