Itstallor1
Itstallor1
12-09-2017
Mathematics
contestada
I really don't understand 18. Please help!
Respuesta :
kphung76127
kphung76127
12-09-2017
The expression is the sum of all the expressions for each angle
(3x-170)+ (200-2x)+ (x-35)
Combine all like terms
3x-2x+x= 2x
-170+200-35= -5
Final answer: 2x-5
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