To find the solutions for this equation, we need to first set each factor equal to zero:
x + 10 = 0 or x + 20 = 0
Solving for x in each equation:
x = -10 or x = -20
Therefore, the solutions to the equation (x + 10)(x + 20) = 0 are x = -10 and x = -20.
( x + 10) ( x + 20) = 0
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