salma1100sa salma1100sa
  • 13-10-2017
  • Mathematics
contestada

What is the value for X?
- 24
-9
-21
-14
what is the measure of <1?
- 45
- 60
- 120
-125

What is the value for X 24 9 21 14 what is the measure of lt1 45 60 120 125 class=

Respuesta :

ejelonubenedict
ejelonubenedict ejelonubenedict
  • 13-10-2017
180-(5x+15)=3x-3
180-5x-15=3x-3
-5x-3x=-3-180+15
-8x= -168
x= 168/8= 21
x=21

angle <1
180-(3x-3)
180-(3×21-3)
180-(63-3)
180-60= 120°
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