Yes u are right hope this helps
I hope this helps you
[2×4+1/4]×(-8)
[8+1/4]×(-8)
9×-8/4
9×-2
-18
Answer:
All angles are equal because all sided are equal so the 1st 1 is 60 .
the 2nd is 80
Answer:
1) 
2) 
Step-by-step explanation:
1)

Subtract 15 from both sides

Divide both sides by 2




this shows that 10 is the right answer
2)

Add 3 to both sides

Divide both sides by 7




this shows that 3 is the right answer
Hope this helps