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Solve the following equation: r2+6r=27
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Solve the following equation: r2+6r=27

User Dave Van Den Eynde
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r²+6r=27
r²+6r+9=27+9
(r+3)²=36
r+3=±6
r=3, -9
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User Azu
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2r+6r=27

8r=27
*divide both side by 8
r=3.75
User Vsevolod Dyomkin
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