q(q+20)=300 what is q?

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q(q+20)=300 what is q?

Guest Mar 18, 2015

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Best Answer

+23247

+5

q(q + 20) = 300

q² + 20q = 300

q² + 20q - 300 = 0

(q + 30)(q - 10) = 0

q = -30 or q = 10

geno3141 Mar 18, 2015

1⁺⁰ Answers

+23247

+5

Best Answer

q(q + 20) = 300

q² + 20q = 300

q² + 20q - 300 = 0

(q + 30)(q - 10) = 0

q = -30 or q = 10

geno3141 Mar 18, 2015

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