Answer:
Step-by-step explanation:
45
Answer:
3(2*-1)^2
solved is: 12
Step-by-step explanation:
Answer:
81-25k²
Step-by-step explanation:
We need to write the expression for "The quantity 81 minus 5k, squared".
Square of any number x is given by x².
Square of 5k is given by : (5k)²= 5²×k²=25k²
Now subtract 25k² from 81.
It means we get : 81-25k². It is required expression.
Answer:
20 miles for 1 gallon.
Step-by-step explanation:
20 x 15 = 300
Answer:
I think that the answer is 50 because 100 divided by 2 equals 50
Step-by-step explanation: