Answer:
17(n+31)=300
Step-by-step explanation:
17 times the sum of a number, n and 31 is 17(n+31)
and then set that equal to 300
Answer:
744
Step-by-step explanation:
Sum is to add up all the numbers.
-5 + (-9) + 10
= -5 -9 + 10
= -14 + 10
= 10 - 14
= -4.
True, as a postulate is the assumption of existence.
Hope this helps on number 6.