A century is 100 years. 4 times 100 equals 400. The answer is 400
Answer:
The annual interest rate was $1487.50
Step-by-step explanation:
All you do is 2975 divided by2=1487.50
Answer:
23
Step-by-step explanation:
Is what I would say
The answer you’re looking for is: simplify.
When you rewrite an expression, we are simplifying it. We first use the distributive property through any groupings symbols, then evaluate terms we exponent that are given. Lastly, we combine any like terms, weather they are constants or variables.
Hope this helps! :)
Answer:
(2x-9)(2x+9)
Step-by-step explanation:
This is a difference of squares because it can be written as (2x)^2-9^2
The formula for factoring a difference of squares is a^2-b^2=(a-b)(a+b)
So replace a with 2x and b with 9 giving us
4x^2-81=(2x-9)(2x+9)
