Answer:
Step-by-step explanation:
x+(-56)=12
exclude "x"
x=56+12
x=68
sqrt(81) = 9
sqrt(100) = 100
sqrt(92) is between 9 and 10.
Answer: 10
Answer:
-13
Step-by-step explanation:
Adding a negative means that you subtract the number as + (-) = -
This means that the equation is -4-9=-13.
Answer:
The temperature would have dropped 15 degrees so it would have been colder
Step-by-step explanation: