RihannaLit RihannaLit

31-08-2016
Mathematics

contestada

if 7 + 3x equals 22 then 2X equals what

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texaschic101 texaschic101

31-08-2016

7 + 3x = 22
3x = 22 - 7
3x = 15
x = 15/3
x = 5

so if x = 5, then 2x = 2(5) = 10

Answer Link

ouijabye ouijabye

31-08-2016

7+3x=22
subtract 7 from 22
3x=15
divide 3 by 15
x=5
plug 5 in for x
2x= 2(5)= 10

Answer Link

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