Question

solve question number 12

Answer 1

Divide the eq. by 7
${x}^{2} + 7x + 12$
${x}^{2} + 3x + 4x + 12$
$x(x + 3) + 4(x + 3)$
$(x + 4)(x + 3)$
$x = - 3 \: and \: - 4$


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Answer 2

hope it helps. . . mark as brainlliest answer