Respuesta :

1) 8 + 10 = 18
2) f / d
3) 8 + 7
4) 2 x 5

I hope this helps! Sorry if I did it incorrectly! ❤️ Have a nice day!

Step-by-step explanation:

1=18

2=2

3=15

4=10

RELAXING NOICE
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