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Solve (x + 2)(x+3) = (2x+4)

Expand: x2 + 2x + 3x +6 = 2x+4

Take (2x+4) from both sides: x2+3x+2 = 0

Facorise: (x+2)(x+1) = 0

So solutions are x=-2 and x=-1

Michael T. A Level Maths tutor, GCSE Maths tutor, A Level Computing t...

1 year ago

Answered by Michael, a GCSE Maths tutor with MyTutor


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Degree: MMath (Masters) - Durham University

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