hailiemarie51
hailiemarie51 hailiemarie51
  • 17-09-2017
  • Mathematics
contestada

I know it a bunch but i reallyneed the help
What is the value of the expression?
3⋅[(30−8)÷2+2]

I know it a bunch but i reallyneed the help What is the value of the expression 330822 class=
I know it a bunch but i reallyneed the help What is the value of the expression 330822 class=
I know it a bunch but i reallyneed the help What is the value of the expression 330822 class=

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petahpham
petahpham petahpham
  • 17-09-2017
3⋅[(30−8)÷2+2] equals 39

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texaschic101
texaschic101 texaschic101
  • 17-09-2017
3 [ (30 - 8) / 2 + 2]
3 [ 22/2 + 2]
3 [ 11 + 2]
3 [ 13 ]
39 <==
=================
1/4(1 - 2/3)^2 + 1/3
1/4(1/3^2) + 1/3
1/4(1/9) + 1/3
1/36 + 1/3
1/36 + 12/36
13/36 <==
===============
1/3 (1 - 1/4)^2
1/3 (3/4)^2
1/3(9/16)
9/48 reduces to 3/16


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