Answer:
16
Step-by-step explanation:
The number would be:
= 2 + (-6 + 20)
= 2 - 6 + 20 = 16
Hope this right because your question is not very clear! :3
Answer:p=7
Step-by-step explanation:4x7=28
Answer:
65
Step-by-step explanation:
Because its a triangle,
P + Q + R = 180
So,
P + 70 + 45 = 180
P + 115 = 180
Subtract 115 on both sides
P = 65
Answer:
21
Step-by-step explanation:
9+[10+(5-4)x2]
= 9+(10+1x2)
= 9+(10+2)
= 21