Answer:
1 minute
50 seconds
Step-by-step explanation:
Answer:-2 opposite is 2. 4 opposite is -4 . 6 opposite is -6.
Step-by-step explanation:
9 9/12 + 7 8/12 = 16 17/12 which converts to your answer----> 17 5/12
Answer:
x = 325 and y = 65
Step-by-step explanation:
Let the numbers be x and y.

x - y = 260
Now substituting value of y in the second equation

4x = 1300
x = 325
y = 65
Answer:
69
Step-by-step explanation:
m1 = 180 - (180 - 39 - 30) = 180 - 111 = 69