Answer:
10
Step-by-step explanation:
4m=40
m=10
Answer: 7(d+56)=63d
Step-by-step explanation:
U add the 7 +56 and the answer is 63d plz mark brainly
Answer:
(a+b,c)
Step-by-step explanation:
Note that the midpoint formula is:

Point A (0,0) and Point C (2a+2b,2c)
It follows that:

Answer:
It would be at a depth of 42 meters below the surface
Step-by-step explanation:
13(6)=78 -120+78=-42
If B is Jonas and his sister is 4 years older, that would be 4 plus B