Respuesta :

-10x+2=-8x-8
+10x. +10x
2=2x-8
+8
10=2x
Then divide both sides by 2
X=5
x= -5


-7x - 3x +2= -8x -8
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-10x +2= -8x-8
+10x +10x
\/
2= -2x -8
+8 +8
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10= -2x
\/
-10=2x
\/
-5=x