Drinkbleach101 Drinkbleach101

13-10-2016
Mathematics

contestada

2(x+3) greater than 5x+12

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Kaustav Kaustav

13-10-2016

2 ( x + 3 ) + 5x + 12
= (2 × x ) + ( 2 × 3 ) + 5x + 12
= 2x + 6 + 5x + 12
= ( 2x + 5x ) + ( 6 + 12 )
= 7x + 18

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13-10-2016

5x+12 is greater
2x + 3x
5x + 12
Let's pretend x=2 then
2(2) + 3(2)= 4+6=10
5(2)+12= 10+12=22

Answer Link

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