LizV2phuyAHE
LizV2phuyAHE
22-10-2016
Mathematics
contestada
X-7=13answer and how to solve?
Respuesta :
emmarobert
emmarobert
23-10-2016
x-7=13
move -7 to the right side of the equation, change the sign from negative to positive when you move it
x-7+7=13+7
x=13+7
x=20
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