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Maths Question

Hi can someone help with this question.
I know the answer is x=4 but I can't do the working out. Thank you!

A cuboid has dimensions
x cm, 2x cm and (x+1) cm.
Its surface area is 184cm^2.
Find the value of x.
Reply 1
Avatar for sophie3_
sophie3_
3
Which one is length, height and width ? Do you know ?
Reply 2
Avatar for K.o123
K.o123
7
you need to find each side of the cuboid,
this adds up to 10x^2+6x=184
try solve from there

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