Question 345363
Hi,

To factor: {{{B^2+7B-30}}}
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Ask Yourself:  What two numbers have the sum of 7 AND -30 is the result of multiplying these numbers?
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Note: 10*-3 = -30

10 + (-3) = 7
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Factored completely:
{{{highlight((B+10)(B-3))}}}
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Check your answer by multiplying (B+10)(B-3)
{{{B^2+7B-30}}}