Respuesta :

25leeelisa

Answer:

8c

9a

7c (just going in order of pictures lol)

10d

6a

Step-by-step explanation:

8. 180-68=5x+12

112=5x+12

100=5x

x=20

9. 180-100=2x

80=2x

x=40

7. 2x+x-3=90

3x=93

x=31

10. 180-70-60=8x+2

50=8x+2

48=8x

6=x

6. 3x=45

x=15