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Two questions, both in photo, please help, thanks!

Two questions, both in photo, please help, thanks!-example-1
User Kerryjj
by
3.0k points

1 Answer

3 votes

Answer:

Explanation:

7 no

113+12x+7+90+90=360

300+12x=2=360

12x=360-300

x=60/12

x=5

9 no

10x-6+109+79+20x-2=360

30x+180=360

30x=360-180

x=180/30

x=6

User Ranjithkumar
by
3.7k points