Answer:
w`16
Step-by-step explanation:
I think it right
Answer:
-3
Step-by-step explanation:
Let n be the number
product of seven and a number
7n
is negative 21
7n = -21
Divide each side by 7
7n/7 = -21/7
n = -3
The number is -3
Answer:
6 fewer starfish
Step-by-step explanation:
16+4=20
20-14=6
6 fewer starfish are there.
Answer:
the 2 methods to solve a system is because they both eliminate a variable in the system.