You multiply the numbers and add the variable's exponents.
Answer:
5×5
Step-by-step explanation:
the factorazation is 5×5
Answer:
a=28
Step-by-step explanation:
use inverse operations
The answer is $85.50
57 x 50% or 57 x .5 = 28.50
Add $28.50 to $57 and you get $85.50