Answer:
Results can be 
Step-by-step explanation:
-The solution for this question:
is equal to
×
×
×
× 
-The calculation for
:

-18 + x = -11
Let's add 18 to both sides
x = 7
Answer:
3 one
Step-by-step explanation:
distance = rate * time
2.56 meters = 2meter/min * t
divide by 2 on each side
2.56/2 =t
1.28 minutes =t
Answer:
The perfect square number between 40 and 50 is 49 which is a square of 7.