mari12345678 mari12345678

23-09-2018
Mathematics

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what is a equals 21 W + 21 h +2wh solve for h

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uzairm10 uzairm10

23-09-2018

If you mean: a= 21w + 21h + 2wh

then

you subtract 21w and 21h from both side.

here will look like: a - 21w - 21h= 2wh

then divide 2w from each side

look like this: a - 21w - 21h / 2w = 2w/h

answer is a - 21w - 21h / 2w = h

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