Hi! Since it is asking for the total, you must add!
145+217=?
Answer:
$2.50.
Step-by-step explanation:
10 percent of 25 is 2.5.
Answer:
20x²+180x + 405
Step-by-step explanation:
Follow PEMDAS to know what you do first
square (2x + 9) by foiling
(2x+9) (2x + 9)
= 4x²+ 36x + 81
Multiply by 5
20x²+180x + 405
Answer:
all rational
Step-by-step explanation:
find the square root then add to fraction
down below is a cheatsheet.
Five consecutive integers are:
n, n+1, n+2, n+3, n+4 the sum of which is:
5n+10=265 subtract 10 from both sides
5n=255, divide both sides by 5
n=51
Our fifth number was n+4 so the fifth number is 55