Math, asked by Danisa3609, 1 month ago

solve the following X²+3x-54=0

Answers

Answered by suhail2070

Answer:

$x = 6 \: \: \: \: \: \: or \: \: \: \: \: x = - 9.$

Step-by-step explanation:

${x}^{2} + 3x - 54 = 0 \\ \\ {x}^{2} + 9x - 6x - 54 = 0 \\ \\ x (x + 9) - 6(x + 9) = 0 \\ \\ (x - 6)(x + 9) = 0 \\ \\ x = 6 \: \: \: \: \: \: \: or \: \: \: \: \: \: \: x = - 9.$

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