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BabaBlast [244]
4 years ago
15

CAN SOMEBODY PLEASE HELP ME

Mathematics
2 answers:
Digiron [165]4 years ago
6 0
The equation is
3x + 6 = 12


and the solution is :
3x + 6 = 12 \\ 3x = 12 - 6 = 6 \\ x =  \frac{6}{3}  = 2



good luck
Pachacha [2.7K]4 years ago
3 0
12/3-6 should be the equation you use to solve
So your sister is 2
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