candiii58
candiii58
08-11-2018
Mathematics
contestada
solve the equation 9-7x-7-7x=4
Respuesta :
fafhaa
fafhaa
08-11-2018
9-7x-7-7x=4
(-7x-7x)+(9-7)=4
-14x+2=4
substract 2 from both sides,
-14x+2-2=4-2
-14x=2
divide -14 from both sides,
-14x/-14=2/-14
x=-2/14
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