Sum of a number, n and 21...." the sum " means add
n + 21
if n = 8
8 + 21 = 29....the sum is 29
Answer:
24
Step-by-step explanation:
The length is 4, the width is 2, and the height is 3.

Answer:
3 hundreds
Step-by-step explanation:
10*3*10=300
unit for is 3 hundreds standard form is 300
Answer:
25/9
Step-by-step explanation:
25/9
Wait what's the question tho?
is it if this point is on the line?
cause it's not
-y=mx+b
3=-6(6)-3
-3=-36-3
-3 does not equal -39
hence, point is not on the line