dianaxnguyen
dianaxnguyen
08-01-2016
Mathematics
contestada
The sum of triple a number and 6 is 9
Respuesta :
AngelofDeath549
AngelofDeath549
08-01-2016
3x+6=9
Triple a number (3x) + 6
subtract 6 from both sides
3x=3
Divide by 3 on both sides
X=1
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Billymkhoi
Billymkhoi
08-01-2016
We have an equation: 3*?+ 6= 9
⇒ 3*?= 9-6
⇒ 3*?= 3
⇒ ?= 3/3
⇒ ?= 1
The number is 1
~
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