fazeawesome101 fazeawesome101

02-10-2018
Mathematics

contestada

simplify 8(7×-1)+4(×+5)

Respuesta :

Tian2005 Tian2005

02-10-2018

8(7x-1)+4(x+5)

49x-8+4x+20

=53x+12

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bluegirltyedye bluegirltyedye

02-10-2018

I'm gonna break it into parts. :)

8(7x-1)+4(x+5)

8(7x-1)

8 x 7x - 8 x -1 -> 56x - 8

56x - 8 +4(x+5)

4(x+5)

4 x X + 4 x 5 -> 4x + 20

56x - 8 + 4x + 20

I'm gonna add like terms now.

56x (+ 4x) - 8 (+20) + 4x + 20

60x + 12

60x + 12 is the simplified version.

Hope that helps.

Answer Link

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