Answer:
D. 28°, 38°, 114°
Step-by-step explanation:
The sum of any internal triangle is 180°, none of the other options = 180°
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x= 17
5x-7=3x+27
move 3x to other side by doing the oppostie (subtracting 3x)
5x-7-3x=27
2x-7=27
move -7 to other side by adding it (to the other side)
2x= 7+27
2x= 34
divide by 2 (on both sides) to get x by itself
2x/2=34/2
201 mobile phones
July: 74 mobile phones
August: 74 - 8 = 66 mobile phones
September: 66 - 5 = 61 mobile phones
74 + 66 + 61 = 201 mobile phones
Hope this helps!
37/24
2
let n=4q+3
then 2n =8q+6
=4(2q+1)+2